/* ================================================
   MODERN NAVIGATION - Ecommerce Style
   ================================================ */

.modern-nav {
  position: sticky;
  top: 0;
  background: white;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
}

/* Top Bar (Promo/Announcement) */
.nav-topbar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: var(--space-xs) 0;
  font-size: var(--font-size-sm);
  text-align: center;
}

.nav-topbar a {
  color: white;
  text-decoration: underline;
  font-weight: 600;
}

/* Main Navigation */
.nav-main {
  padding: var(--space-md) 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-logo-image {
  height: 40px;
  width: auto;
}

.nav-logo-text {
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Search Bar */
.nav-search {
  flex: 1;
  max-width: 600px;
  position: relative;
}

.search-input-wrapper {
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--space-sm) var(--space-xl) var(--space-sm) var(--space-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
}

.search-icon {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-xs) var(--space-lg);
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.search-btn:hover {
  background: var(--primary-dark);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-icon-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: var(--space-xs);
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  border-radius: var(--radius-md);
}

.nav-icon-btn:hover {
  background: var(--bg-secondary);
  color: var(--primary);
}

.nav-icon-btn i {
  font-size: 24px;
}

.nav-icon-label {
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.nav-badge {
  position: absolute;
  top: 0;
  right: 0;
  min-width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  background: var(--error);
  color: white;
  font-size: 10px;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 2px solid white;
}

/* Nav Links */
.nav-links-wrapper {
  border-top: 1px solid var(--border-color);
  padding: var(--space-sm) 0;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav-link {
  position: relative;
  padding: var(--space-xs) 0;
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

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

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  padding: var(--space-sm);
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 24px;
}

.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-overlay.active {
  opacity: 1;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 320px;
  max-width: 90%;
  background: white;
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

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

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border-color);
}

.mobile-menu-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.mobile-close-btn {
  padding: var(--space-xs);
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 24px;
}

.mobile-menu-content {
  padding: var(--space-lg);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  list-style: none;
  margin-bottom: var(--space-xl);
}

.mobile-nav-link {
  padding: var(--space-sm);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-weight: 500;
}

.mobile-nav-link:hover {
  background: var(--bg-secondary);
  color: var(--primary);
}

/* Dropdown Menus */
.nav-dropdown {
  position: relative;
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

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

.dropdown-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.dropdown-item {
  padding: var(--space-sm) var(--space-md);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dropdown-item:hover {
  background: var(--bg-secondary);
  color: var(--primary);
}

/* Cart Dropdown */
.cart-dropdown {
  min-width: 360px;
  right: 0;
  left: auto;
}

.cart-dropdown-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-color);
}

.cart-items {
  max-height: 300px;
  overflow-y: auto;
  margin-bottom: var(--space-md);
}

.cart-item {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.cart-item:hover {
  background: var(--bg-secondary);
}

.cart-item-image {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.cart-item-info {
  flex: 1;
}

.cart-item-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: 2px;
}

.cart-item-price {
  font-size: var(--font-size-sm);
  color: var(--primary);
  font-weight: 600;
}

.cart-dropdown-footer {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  font-weight: 600;
}

/* Responsive */
@media (max-width: 1024px) {
  .nav-search {
    max-width: 400px;
  }
  
  .nav-links-wrapper {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-search {
    display: none;
  }
  
  .nav-icon-label {
    display: none;
  }
  
  .mobile-menu-btn,
  .mobile-overlay,
  .mobile-menu {
    display: block;
  }
  
  .nav-actions {
    gap: var(--space-sm);
  }
  
  .nav-icon-btn {
    padding: var(--space-xs);
  }
}