/*!
 * NavBuddy - Advanced Configurable Navigation Component for Phoenix LiveView
 * Copyright (c) 2025 Rogers Sangale
 * Licensed under MIT
 * 
 * Enhanced with DaisyUI compatibility for Phoenix 1.8+
 */

/* ==========================================================================
   DaisyUI Integration & Theme Variables
   ========================================================================== */

:root {
  /* Base Variables */
  --navbuddy-mobile-breakpoint: 768px;
  --navbuddy-auto-close-delay: 300ms;
  --navbuddy-max-dropdown-depth: 5;
  
  /* Z-index Scale */
  --navbuddy-z-nav: 1000;
  --navbuddy-z-dropdown: 1010;
  --navbuddy-z-mega-menu: 1020;
  --navbuddy-z-mobile-overlay: 1030;
  
  /* Animation Durations */
  --navbuddy-transition-fast: 150ms;
  --navbuddy-transition-normal: 250ms;
  --navbuddy-transition-slow: 350ms;
}

/* Light Theme (Default) */
:root,
[data-theme="light"] {
  --navbuddy-bg-primary: #ffffff;
  --navbuddy-bg-secondary: #f8fafc;
  --navbuddy-bg-tertiary: #f1f5f9;
  --navbuddy-bg-hover: #e2e8f0;
  --navbuddy-bg-active: #cbd5e1;
  
  --navbuddy-text-primary: #1e293b;
  --navbuddy-text-secondary: #475569;
  --navbuddy-text-tertiary: #64748b;
  --navbuddy-text-inverse: #ffffff;
  
  --navbuddy-border-primary: #e2e8f0;
  --navbuddy-border-secondary: #cbd5e1;
  --navbuddy-border-focus: #3b82f6;
  
  --navbuddy-accent-primary: #3b82f6;
  --navbuddy-accent-hover: #2563eb;
  --navbuddy-accent-active: #1d4ed8;
  
  --navbuddy-overlay: rgba(0, 0, 0, 0.5);
}

/* Dark Theme */
[data-theme="dark"] {
  --navbuddy-bg-primary: #0f172a;
  --navbuddy-bg-secondary: #1e293b;
  --navbuddy-bg-tertiary: #334155;
  --navbuddy-bg-hover: #475569;
  --navbuddy-bg-active: #64748b;
  
  --navbuddy-text-primary: #f8fafc;
  --navbuddy-text-secondary: #cbd5e1;
  --navbuddy-text-tertiary: #94a3b8;
  --navbuddy-text-inverse: #0f172a;
  
  --navbuddy-border-primary: #334155;
  --navbuddy-border-secondary: #475569;
  --navbuddy-border-focus: #60a5fa;
  
  --navbuddy-accent-primary: #60a5fa;
  --navbuddy-accent-hover: #3b82f6;
  --navbuddy-accent-active: #2563eb;
  
  --navbuddy-overlay: rgba(0, 0, 0, 0.7);
}

/* Auto Theme (follows system preference) */
@media (prefers-color-scheme: dark) {
  [data-theme="auto"] {
    --navbuddy-bg-primary: #0f172a;
    --navbuddy-bg-secondary: #1e293b;
    --navbuddy-bg-tertiary: #334155;
    --navbuddy-bg-hover: #475569;
    --navbuddy-bg-active: #64748b;
    
    --navbuddy-text-primary: #f8fafc;
    --navbuddy-text-secondary: #cbd5e1;
    --navbuddy-text-tertiary: #94a3b8;
    --navbuddy-text-inverse: #0f172a;
    
    --navbuddy-border-primary: #334155;
    --navbuddy-border-secondary: #475569;
    --navbuddy-border-focus: #60a5fa;
    
    --navbuddy-accent-primary: #60a5fa;
    --navbuddy-accent-hover: #3b82f6;
    --navbuddy-accent-active: #2563eb;
    
    --navbuddy-overlay: rgba(0, 0, 0, 0.7);
  }
}

/* High Contrast Support */
@media (prefers-contrast: high) {
  :root {
    --navbuddy-border-primary: #000000;
    --navbuddy-border-secondary: #000000;
    --navbuddy-text-primary: #000000;
    --navbuddy-bg-hover: #ffff00;
    --navbuddy-bg-active: #0000ff;
  }
  
  [data-theme="dark"] {
    --navbuddy-border-primary: #ffffff;
    --navbuddy-border-secondary: #ffffff;
    --navbuddy-text-primary: #ffffff;
    --navbuddy-bg-hover: #ffff00;
    --navbuddy-bg-active: #00ffff;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .navbuddy-nav *,
  .navbuddy-nav *::before,
  .navbuddy-nav *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   DaisyUI Enhanced Navigation Styles
   ========================================================================== */

/* Base Navigation with DaisyUI navbar component */
.navbuddy-nav {
  position: relative;
  z-index: var(--navbuddy-z-nav);
  display: flex;
  align-items: center;
  min-height: 4rem;
  padding: 0 1rem;
  background-color: hsl(var(--b1));
  border-bottom: 1px solid hsl(var(--b3));
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

.navbuddy-nav *,
.navbuddy-nav *::before,
.navbuddy-nav *::after {
  box-sizing: border-box;
}

/* Navigation Content */
.navbuddy-nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 100%;
}

/* Navigation Menu */
.navbuddy-nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

/* Navigation Items */
.navbuddy-nav-item {
  position: relative;
}

/* Navigation Links */
.navbuddy-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  font-weight: 500;
  text-decoration: none;
  color: hsl(var(--bc));
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--navbuddy-transition-normal) ease;
  position: relative;
  overflow: hidden;
}

/* Stylish hover effect */
.navbuddy-nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, hsl(var(--p) / 0.1), hsl(var(--s) / 0.1));
  transition: left var(--navbuddy-transition-normal) ease;
  z-index: -1;
}

.navbuddy-nav-link:hover::before {
  left: 0;
}

.navbuddy-nav-link:hover {
  background: linear-gradient(135deg, hsl(var(--p) / 0.15), hsl(var(--s) / 0.15));
  color: hsl(var(--p));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsl(var(--p) / 0.25);
}

.navbuddy-nav-link.active {
  background: linear-gradient(135deg, hsl(var(--p)), hsl(var(--s)));
  color: hsl(var(--pc));
  box-shadow: 0 4px 16px hsl(var(--p) / 0.4);
}

.navbuddy-nav-link.active::before {
  display: none;
}

.navbuddy-nav-link.disabled {
  pointer-events: none;
  opacity: 0.4;
  cursor: not-allowed;
  filter: grayscale(1);
}

.navbuddy-nav-link.no-navigate {
  cursor: default;
}

/* Navigation Text */
.navbuddy-nav-text {
  font-size: 1rem;
  line-height: 1.5rem;
  font-weight: 500;
  position: relative;
}

/* Badge/notification support */
.navbuddy-nav-link[data-badge]::after {
  content: attr(data-badge);
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  background: hsl(var(--er));
  color: hsl(var(--erc));
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.125rem 0.375rem;
  border-radius: 9999px;
  min-width: 1.25rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Navigation Icons */
.navbuddy-nav-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

/* Legacy Support - Container styles for non-DaisyUI projects */
.navbuddy-nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.navbuddy-nav-content {
  display: flex;
  flex: 1;
  align-items: center;
}

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

.navbuddy-nav-item {
  position: relative;
  display: flex;
  align-items: center;
}

/* ==========================================================================
   Navigation Links
   ========================================================================== */

.navbuddy-nav-link,
.navbuddy-dropdown-trigger,
.navbuddy-mega-trigger {
  display: flex;
  align-items: center;
  gap: var(--navbuddy-space-sm);
  padding: var(--navbuddy-space-md) var(--navbuddy-space-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--navbuddy-text-primary);
  text-decoration: none;
  background: none;
  border: none;
  border-radius: var(--navbuddy-radius-md);
  cursor: pointer;
  transition: all var(--navbuddy-transition-fast) ease-in-out;
  white-space: nowrap;
  position: relative;
}

.navbuddy-nav-link:hover,
.navbuddy-dropdown-trigger:hover,
.navbuddy-mega-trigger:hover {
  background-color: var(--navbuddy-bg-hover);
  color: var(--navbuddy-text-primary);
}

.navbuddy-nav-link:focus,
.navbuddy-dropdown-trigger:focus,
.navbuddy-mega-trigger:focus {
  outline: 2px solid var(--navbuddy-border-focus);
  outline-offset: 2px;
}

.navbuddy-nav-link.active,
.navbuddy-dropdown-trigger.active,
.navbuddy-mega-trigger.active {
  background-color: var(--navbuddy-bg-active);
  color: var(--navbuddy-text-primary);
}

.navbuddy-nav-link.disabled,
.navbuddy-dropdown-trigger.disabled,
.navbuddy-mega-trigger.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.navbuddy-nav-link.no-href {
  cursor: default;
}

.navbuddy-nav-text {
  flex: 1;
}

/* ==========================================================================
   Icons
   ========================================================================== */

.navbuddy-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.navbuddy-dropdown-icon {
  width: 0.75rem;
  height: 0.75rem;
  margin-left: var(--navbuddy-space-xs);
  transition: transform var(--navbuddy-transition-fast) ease-in-out;
}

.navbuddy-nav-item-wrapper.has-dropdown:hover .navbuddy-dropdown-icon,
.navbuddy-nav-item-wrapper.has-mega-menu:hover .navbuddy-dropdown-icon,
.navbuddy-dropdown-trigger[aria-expanded="true"] .navbuddy-dropdown-icon,
.navbuddy-mega-trigger[aria-expanded="true"] .navbuddy-dropdown-icon {
  transform: rotate(180deg);
}

/* ==========================================================================
   DaisyUI Enhanced Dropdown Menus
   ========================================================================== */

.navbuddy-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background-color: hsl(var(--b1));
  border: 1px solid hsl(var(--b3));
  border-radius: 1rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 
              0 10px 10px -5px rgba(0, 0, 0, 0.04),
              0 0 0 1px hsl(var(--p) / 0.05);
  z-index: var(--navbuddy-z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px) scale(0.95);
  transition: all var(--navbuddy-transition-normal) ease-in-out;
  pointer-events: none;
  backdrop-filter: blur(8px);
}

.navbuddy-nav-item-wrapper:hover .navbuddy-dropdown,
.navbuddy-nav-item-wrapper:focus-within .navbuddy-dropdown,
.navbuddy-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Dropdown List */
.navbuddy-dropdown-list {
  margin: 0;
  padding: 0.75rem;
  list-style: none;
}

.navbuddy-dropdown-item {
  position: relative;
}

.navbuddy-dropdown .navbuddy-nav-link {
  width: 100%;
  justify-content: flex-start;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  background-color: transparent;
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
  transition: all var(--navbuddy-transition-fast) ease;
}

.navbuddy-dropdown .navbuddy-nav-link:hover {
  background: linear-gradient(135deg, hsl(var(--p) / 0.1), hsl(var(--s) / 0.1));
  color: hsl(var(--p));
  transform: translateX(4px);
}

.navbuddy-dropdown .navbuddy-nav-link:last-child {
  margin-bottom: 0;
}

/* Dropdown Trigger Button */
.navbuddy-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  font-weight: 500;
  text-decoration: none;
  color: hsl(var(--bc));
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--navbuddy-transition-normal) ease;
  position: relative;
  overflow: hidden;
}

.navbuddy-dropdown-trigger::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, hsl(var(--p) / 0.1), hsl(var(--s) / 0.1));
  transition: left var(--navbuddy-transition-normal) ease;
  z-index: -1;
}

.navbuddy-dropdown-trigger:hover::before {
  left: 0;
}

.navbuddy-dropdown-trigger:hover {
  background: linear-gradient(135deg, hsl(var(--p) / 0.15), hsl(var(--s) / 0.15));
  color: hsl(var(--p));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsl(var(--p) / 0.25);
}

.navbuddy-dropdown-trigger.active {
  background: linear-gradient(135deg, hsl(var(--p)), hsl(var(--s)));
  color: hsl(var(--pc));
  box-shadow: 0 4px 16px hsl(var(--p) / 0.4);
}

.navbuddy-dropdown-trigger.active::before {
  display: none;
}

/* ==========================================================================
   DaisyUI Enhanced Mega Menus  
   ========================================================================== */

.navbuddy-mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  width: 100vw;
  max-width: 800px;
  background-color: hsl(var(--b1));
  border: 1px solid hsl(var(--b3));
  border-radius: 0.5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  z-index: var(--navbuddy-z-mega-menu);
  opacity: 0;
  visibility: hidden;
  transition: all var(--navbuddy-transition-normal) ease-in-out;
  pointer-events: none;
}

.navbuddy-nav-item-wrapper:hover .navbuddy-mega-menu,
.navbuddy-nav-item-wrapper:focus-within .navbuddy-mega-menu,
.navbuddy-mega-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* Mega Menu Trigger Button */
.navbuddy-mega-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  font-weight: 500;
  text-decoration: none;
  color: hsl(var(--bc));
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--navbuddy-transition-normal) ease;
  position: relative;
  overflow: hidden;
}

.navbuddy-mega-trigger::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, hsl(var(--p) / 0.1), hsl(var(--s) / 0.1));
  transition: left var(--navbuddy-transition-normal) ease;
  z-index: -1;
}

.navbuddy-mega-trigger:hover::before {
  left: 0;
}

.navbuddy-mega-trigger:hover {
  background: linear-gradient(135deg, hsl(var(--p) / 0.15), hsl(var(--s) / 0.15));
  color: hsl(var(--p));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsl(var(--p) / 0.25);
}

.navbuddy-mega-trigger.active {
  background: linear-gradient(135deg, hsl(var(--p)), hsl(var(--s)));
  color: hsl(var(--pc));
  box-shadow: 0 4px 16px hsl(var(--p) / 0.4);
}

.navbuddy-mega-trigger.active::before {
  display: none;
}

/* Mega Menu Content */
.navbuddy-mega-menu-container {
  padding: 1.5rem;
}

.navbuddy-mega-menu-header {
  margin-bottom: 1rem;
  text-align: center;
  padding-bottom: 1rem;
  border-bottom: 1px solid hsl(var(--b3));
}

.navbuddy-mega-menu-title {
  margin: 0 0 0.5rem 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: hsl(var(--bc));
  background: linear-gradient(135deg, hsl(var(--p)), hsl(var(--s)));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbuddy-mega-menu-description {
  margin: 0;
  color: hsl(var(--bc) / 0.7);
  font-size: 0.875rem;
  line-height: 1.5;
}

.navbuddy-mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.navbuddy-mega-menu-section {
  position: relative;
  padding: 1rem;
  background: hsl(var(--b2) / 0.5);
  border-radius: 0.75rem;
  border: 1px solid hsl(var(--b3));
  transition: all var(--navbuddy-transition-normal) ease;
}

.navbuddy-mega-menu-section:hover {
  background: hsl(var(--b2));
  border-color: hsl(var(--p) / 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsl(var(--p) / 0.1);
}

.navbuddy-mega-menu-section-title {
  margin: 0 0 0.75rem 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: hsl(var(--p));
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbuddy-mega-menu-section-title::before {
  content: '';
  width: 4px;
  height: 4px;
  background: hsl(var(--p));
  border-radius: 50%;
}

.navbuddy-mega-menu-section-description {
  margin: 0 0 1rem 0;
  color: hsl(var(--bc) / 0.6);
  font-size: 0.875rem;
  line-height: 1.4;
}

.navbuddy-mega-menu-section-items {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.navbuddy-mega-menu-item {
  margin: 0;
}

.navbuddy-mega-menu .navbuddy-nav-link {
  width: 100%;
  justify-content: flex-start;
  padding: 0.625rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--navbuddy-transition-fast) ease;
  position: relative;
  overflow: hidden;
}

.navbuddy-mega-menu .navbuddy-nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, hsl(var(--p) / 0.1), transparent);
  transition: left var(--navbuddy-transition-normal) ease;
}

.navbuddy-mega-menu .navbuddy-nav-link:hover::before {
  left: 100%;
}

.navbuddy-mega-menu .navbuddy-nav-link:hover {
  background: hsl(var(--p) / 0.1);
  color: hsl(var(--p));
  transform: translateX(4px);
}

/* Enhanced Icon Styling */
.navbuddy-nav-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: all var(--navbuddy-transition-fast) ease;
}

.navbuddy-nav-link:hover .navbuddy-nav-icon {
  transform: scale(1.1);
  color: hsl(var(--p));
}

.navbuddy-dropdown-icon {
  width: 1rem;
  height: 1rem;
  margin-left: 0.5rem;
  transition: transform var(--navbuddy-transition-fast) ease-in-out;
}

.navbuddy-nav-item-wrapper.has-dropdown:hover .navbuddy-dropdown-icon,
.navbuddy-nav-item-wrapper.has-mega-menu:hover .navbuddy-dropdown-icon,
.navbuddy-dropdown-trigger[aria-expanded="true"] .navbuddy-dropdown-icon,
.navbuddy-mega-trigger[aria-expanded="true"] .navbuddy-dropdown-icon {
  transform: rotate(180deg);
}

/* ==========================================================================
   Enhanced Mobile Navigation
   ========================================================================== */

.navbuddy-mobile-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: linear-gradient(135deg, hsl(var(--b2)), hsl(var(--b3)));
  border: 1px solid hsl(var(--b3));
  border-radius: 0.75rem;
  color: hsl(var(--bc));
  cursor: pointer;
  transition: all var(--navbuddy-transition-normal) ease;
  box-shadow: 0 2px 4px hsl(var(--b3) / 0.3);
}

.navbuddy-mobile-toggle:hover {
  background: linear-gradient(135deg, hsl(var(--p) / 0.1), hsl(var(--s) / 0.1));
  border-color: hsl(var(--p) / 0.3);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px hsl(var(--p) / 0.2);
}

.navbuddy-mobile-toggle:focus {
  outline: 2px solid hsl(var(--p));
  outline-offset: 2px;
}

.navbuddy-mobile-toggle-icon {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 20px;
  height: 16px;
}

.navbuddy-mobile-toggle-line {
  height: 2px;
  background: linear-gradient(135deg, hsl(var(--p)), hsl(var(--s)));
  border-radius: 2px;
  transition: all var(--navbuddy-transition-normal) ease;
  transform-origin: center;
}

.navbuddy-mobile-open .navbuddy-mobile-toggle-line:first-child {
  transform: rotate(45deg) translate(6px, 6px);
}

.navbuddy-mobile-open .navbuddy-mobile-toggle-line:nth-child(2) {
  opacity: 0;
  transform: scale(0);
}

.navbuddy-mobile-open .navbuddy-mobile-toggle-line:last-child {
  transform: rotate(-45deg) translate(6px, -6px);
}

.navbuddy-mobile-toggle-text {
  font-size: 0.875rem;
  font-weight: 600;
  background: linear-gradient(135deg, hsl(var(--p)), hsl(var(--s)));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Mobile Breakpoint */
@media (max-width: 767px) {
  .navbuddy-mobile-toggle {
    display: flex;
  }

  .navbuddy-nav-content {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, hsl(var(--b1)), hsl(var(--b2)));
    border-top: 1px solid hsl(var(--b3));
    border-radius: 0 0 1rem 1rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-20px) scale(0.95);
    transition: all var(--navbuddy-transition-normal) ease;
    pointer-events: none;
    backdrop-filter: blur(8px);
    box-shadow: 0 8px 25px hsl(var(--b3) / 0.4);
  }

  .navbuddy-mobile-open .navbuddy-nav-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  .navbuddy-nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
    gap: 0.5rem;
  }

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

  .navbuddy-nav-link,
  .navbuddy-dropdown-trigger,
  .navbuddy-mega-trigger {
    width: 100%;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    background: hsl(var(--b2) / 0.5);
    border: 1px solid hsl(var(--b3));
    margin-bottom: 0.25rem;
  }

  .navbuddy-nav-link:hover,
  .navbuddy-dropdown-trigger:hover,
  .navbuddy-mega-trigger:hover {
    background: linear-gradient(135deg, hsl(var(--p) / 0.15), hsl(var(--s) / 0.15));
    border-color: hsl(var(--p) / 0.3);
    transform: translateX(4px);
  }

  /* Mobile Dropdown Behavior */
  .navbuddy-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--navbuddy-border-secondary);
    margin-left: var(--navbuddy-space-lg);
    margin-top: var(--navbuddy-space-sm);
    background-color: var(--navbuddy-bg-secondary);
    border-radius: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--navbuddy-transition-normal) ease-in-out;
    pointer-events: auto;
  }

  .navbuddy-nav-item-wrapper:hover .navbuddy-dropdown,
  .navbuddy-dropdown.open {
    max-height: 500px;
  }

  .navbuddy-dropdown-list {
    padding: var(--navbuddy-space-md);
  }

  /* Mobile Mega Menu Behavior */
  .navbuddy-mega-menu {
    position: static;
    transform: none;
    width: 100%;
    max-width: none;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--navbuddy-border-secondary);
    margin-left: var(--navbuddy-space-lg);
    margin-top: var(--navbuddy-space-sm);
    background-color: var(--navbuddy-bg-secondary);
    border-radius: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--navbuddy-transition-normal) ease-in-out;
    pointer-events: auto;
  }

  .navbuddy-nav-item-wrapper:hover .navbuddy-mega-menu,
  .navbuddy-mega-menu.open {
    max-height: 800px;
  }

  .navbuddy-mega-menu-container {
    padding: var(--navbuddy-space-lg);
  }

  .navbuddy-mega-menu-grid {
    grid-template-columns: 1fr;
    gap: var(--navbuddy-space-lg);
  }
}

/* ==========================================================================
   Mobile Behavior Variants
   ========================================================================== */

/* Drawer Mobile Behavior */
[data-mobile-behavior="drawer"] .navbuddy-nav-content {
  position: fixed;
  top: 0;
  left: -100%;
  width: 80vw;
  max-width: 320px;
  height: 100vh;
  z-index: var(--navbuddy-z-mobile-overlay);
  overflow-y: auto;
  transition: left var(--navbuddy-transition-normal) ease-in-out;
}

[data-mobile-behavior="drawer"].navbuddy-mobile-open .navbuddy-nav-content {
  left: 0;
}

[data-mobile-behavior="drawer"]::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--navbuddy-overlay);
  z-index: calc(var(--navbuddy-z-mobile-overlay) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--navbuddy-transition-normal) ease-in-out;
}

[data-mobile-behavior="drawer"].navbuddy-mobile-open::before {
  opacity: 1;
  visibility: visible;
}

/* Overlay Mobile Behavior */
[data-mobile-behavior="overlay"] .navbuddy-nav-content {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--navbuddy-z-mobile-overlay);
  background-color: var(--navbuddy-bg-primary);
  overflow-y: auto;
}

[data-mobile-behavior="overlay"] .navbuddy-nav-list {
  padding: var(--navbuddy-space-2xl);
  justify-content: center;
  min-height: 100vh;
}

/* ==========================================================================
   Orientation Variants
   ========================================================================== */

/* Vertical Navigation */
[data-orientation="vertical"] .navbuddy-nav-container {
  flex-direction: column;
  align-items: stretch;
  padding: var(--navbuddy-space-lg);
}

[data-orientation="vertical"] .navbuddy-nav-content {
  width: 100%;
}

[data-orientation="vertical"] .navbuddy-nav-list {
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  gap: var(--navbuddy-space-xs);
}

[data-orientation="vertical"] .navbuddy-nav-link,
[data-orientation="vertical"] .navbuddy-dropdown-trigger,
[data-orientation="vertical"] .navbuddy-mega-trigger {
  width: 100%;
  justify-content: space-between;
}

[data-orientation="vertical"] .navbuddy-dropdown {
  position: static;
  opacity: 1;
  visibility: visible;
  transform: none;
  box-shadow: none;
  border: none;
  border-left: 2px solid var(--navbuddy-border-secondary);
  margin-left: var(--navbuddy-space-lg);
  margin-top: var(--navbuddy-space-sm);
  background-color: var(--navbuddy-bg-secondary);
  border-radius: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--navbuddy-transition-normal) ease-in-out;
  pointer-events: auto;
}

[data-orientation="vertical"] .navbuddy-nav-item-wrapper:hover .navbuddy-dropdown,
[data-orientation="vertical"] .navbuddy-dropdown.open {
  max-height: 500px;
}

[data-orientation="vertical"] .navbuddy-mega-menu {
  position: static;
  transform: none;
  width: 100%;
  max-width: none;
  opacity: 1;
  visibility: visible;
  box-shadow: none;
  border: none;
  border-left: 2px solid var(--navbuddy-border-secondary);
  margin-left: var(--navbuddy-space-lg);
  margin-top: var(--navbuddy-space-sm);
  background-color: var(--navbuddy-bg-secondary);
  border-radius: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--navbuddy-transition-normal) ease-in-out;
  pointer-events: auto;
}

[data-orientation="vertical"] .navbuddy-nav-item-wrapper:hover .navbuddy-mega-menu,
[data-orientation="vertical"] .navbuddy-mega-menu.open {
  max-height: 800px;
}

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */

.navbuddy-breadcrumbs {
  padding: var(--navbuddy-space-md) 0;
  background-color: var(--navbuddy-bg-secondary);
  border-bottom: 1px solid var(--navbuddy-border-primary);
}

.navbuddy-breadcrumbs-list {
  display: flex;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--navbuddy-space-lg);
  list-style: none;
  gap: var(--navbuddy-space-sm);
}

.navbuddy-breadcrumbs-item {
  display: flex;
  align-items: center;
  gap: var(--navbuddy-space-sm);
}

.navbuddy-breadcrumbs-link {
  color: var(--navbuddy-text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--navbuddy-transition-fast) ease-in-out;
}

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

.navbuddy-breadcrumbs-current {
  color: var(--navbuddy-text-primary);
  font-size: 0.875rem;
  font-weight: 500;
}

.navbuddy-breadcrumbs-separator {
  width: 0.75rem;
  height: 0.75rem;
  color: var(--navbuddy-text-tertiary);
}

/* ==========================================================================
   Animation Classes
   ========================================================================== */

.navbuddy-animations-enabled .navbuddy-nav *,
.navbuddy-animations-enabled .navbuddy-nav *::before,
.navbuddy-animations-enabled .navbuddy-nav *::after {
  transition-duration: var(--navbuddy-transition-normal);
}

.navbuddy-animations-disabled .navbuddy-nav *,
.navbuddy-animations-disabled .navbuddy-nav *::before,
.navbuddy-animations-disabled .navbuddy-nav *::after {
  transition: none !important;
  animation: none !important;
}

/* ==========================================================================
   Trigger Variants
   ========================================================================== */

/* Click-only Dropdowns */
[data-dropdown-trigger="click"] .navbuddy-dropdown {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

[data-dropdown-trigger="click"] .navbuddy-dropdown.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

[data-dropdown-trigger="click"] .navbuddy-mega-menu {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

[data-dropdown-trigger="click"] .navbuddy-mega-menu.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ==========================================================================
   Touch Gesture Support
   ========================================================================== */

.navbuddy-touch-enabled {
  touch-action: manipulation;
}

.navbuddy-touch-enabled .navbuddy-nav-link,
.navbuddy-touch-enabled .navbuddy-dropdown-trigger,
.navbuddy-touch-enabled .navbuddy-mega-trigger {
  min-height: 44px; /* WCAG AA touch target size */
  min-width: 44px;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .navbuddy-nav {
    display: none;
  }
  
  .navbuddy-breadcrumbs {
    background: none;
    border: none;
    padding: 0;
  }
  
  .navbuddy-breadcrumbs-link {
    color: inherit;
  }
}

/* ==========================================================================
   Screen Reader Only
   ========================================================================== */

.navbuddy-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Focus Visible (for browsers that support it)
   ========================================================================== */

.navbuddy-nav-link:focus-visible,
.navbuddy-dropdown-trigger:focus-visible,
.navbuddy-mega-trigger:focus-visible,
.navbuddy-mobile-toggle:focus-visible {
  outline: 2px solid var(--navbuddy-border-focus);
  outline-offset: 2px;
}

.navbuddy-nav-link:focus:not(:focus-visible),
.navbuddy-dropdown-trigger:focus:not(:focus-visible),
.navbuddy-mega-trigger:focus:not(:focus-visible),
.navbuddy-mobile-toggle:focus:not(:focus-visible) {
  outline: none;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.navbuddy-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.navbuddy-show-focus:focus {
  position: static !important;
  width: auto !important;
  height: auto !important;
  padding: inherit !important;
  margin: inherit !important;
  overflow: visible !important;
  clip: auto !important;
  white-space: inherit !important;
}