/*
===========================================
GRAIN MENU - ENHANCED UI DESIGN
===========================================
*/

/* Enhanced Left Sidebar Design */
.menu-sidebar {
  background: linear-gradient(135deg, #ffffff 0%, #fafafa 100%);
  border: 1px solid #e5e5e5;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}

.menu-sidebar::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, #fecc0710 0%, transparent 70%);
  animation: pulse 20s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.3; }
}

.sidebar-title {
  position: relative;
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: var(--space-xl);
  text-transform: uppercase;
  letter-spacing: 2px;
  padding-bottom: var(--space-lg);
  border-bottom: 3px solid #fecc07;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sidebar-title::after {
  content: '';
  flex: 1;
  height: 3px;
  background: linear-gradient(to right, #fecc07, transparent);
  margin-left: var(--space-md);
}

/* Category Navigation Enhancement */
.category-nav {
  position: relative;
  z-index: 1;
}

.category-link {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-xs);
  background-color: #ffffff;
  color: var(--color-gray-700);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  font-weight: 600;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

/* Category Link Accent Line */
.category-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 0;
  background-color: #fecc07;
  transition: height 0.3s ease;
  border-radius: 2px;
}

.category-link:hover {
  background-color: #fecc0710;
  border-color: #fecc0730;
  transform: translateX(8px);
  box-shadow: 0 4px 15px rgba(254, 204, 7, 0.2);
}

.category-link:hover::before {
  height: 70%;
}

.category-link.active {
  background: linear-gradient(135deg, #fecc07 0%, #ffd633 100%);
  color: var(--color-primary);
  font-weight: 700;
  border-color: #fecc07;
  box-shadow: 0 4px 20px rgba(254, 204, 7, 0.3);
}

.category-link.active::before {
  height: 100%;
}

/* Item Count Badge */
.category-count {
  margin-left: auto;
  background-color: var(--color-gray-200);
  color: var(--color-gray-600);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  transition: all 0.3s ease;
}

.category-link:hover .category-count {
  background-color: #fecc0730;
  color: var(--color-primary);
}

.category-link.active .category-count {
  background-color: rgba(255, 255, 255, 0.3);
  color: var(--color-primary);
}

/* Enhanced Right Content Area */
.menu-content {
  background: #ffffff;
  border: 1px solid #e5e5e5;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}

.menu-content::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #fecc0710 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(50%, -50%);
}

/* Category Title Enhancement */
.category-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: var(--space-2xl);
  text-transform: uppercase;
  letter-spacing: 2px;
  padding-bottom: var(--space-lg);
  border-bottom: 4px solid #fecc07;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  position: relative;
  z-index: 1;
}

.category-title::after {
  content: '';
  flex: 1;
  height: 2px;
  background: linear-gradient(to right, #fecc07, transparent);
  margin-left: var(--space-lg);
}

/* Enhanced Menu Items Grid - 3 Column Layout */
.menu-items-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  position: relative;
  z-index: 1;
}

/* Enhanced Menu Item Card */
.menu-item-card {
  display: flex;
  flex-direction: row;
  gap: var(--space-lg);
  background: linear-gradient(135deg, #ffffff 0%, #fafafa 100%);
  padding: 0;
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid #e5e5e5;
  overflow: hidden;
  position: relative;
}

.menu-item-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #fecc07, #ffd633);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.menu-item-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  border-color: #fecc0750;
}

.menu-item-card:hover::before {
  transform: scaleX(1);
}

/* Enhanced Menu Item Image */
.menu-item-image {
  width: 180px;
  flex-shrink: 0;
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}

.menu-item-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.3));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.menu-item-card:hover .menu-item-image::after {
  opacity: 1;
}

.menu-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-item-card:hover .menu-item-image img {
  transform: scale(1.1);
}

/* Enhanced Menu Item Info */
.menu-item-info {
  flex: 1;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.menu-item-name {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
  transition: color 0.3s ease;
}

.menu-item-card:hover .menu-item-name {
  color: #fecc07;
}

.menu-item-description {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-md);
  flex: 1;
}

/* Enhanced Nutrition Display */
.menu-item-nutrition {
  padding-top: var(--space-md);
  border-top: 2px solid #f0f0f0;
}

.nutrition-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.nutrition-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-sm);
  background: linear-gradient(135deg, #f8f8f8 0%, #ffffff 100%);
  border-radius: var(--radius-md);
  border: 1px solid #e5e5e5;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.nutrition-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, #fecc0710 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.menu-item-card:hover .nutrition-item::before {
  opacity: 1;
}

.nutrition-item .nutrition-label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-xs);
  position: relative;
  z-index: 1;
}

.nutrition-item .nutrition-value {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--color-primary);
  position: relative;
  z-index: 1;
}

/* Special Badges */
.menu-item-badges {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  background-color: #fecc07;
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  gap: var(--space-xs);
}

.badge-new {
  background: linear-gradient(135deg, #ff6b6b 0%, #ff8e53 100%);
  color: white;
}

.badge-popular {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.badge-vegan {
  background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
  color: white;
}

/* Loading Animation */
@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

.menu-item-loading {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Responsive Adjustments for Enhanced UI */
@media screen and (max-width: 1440px) {
  .menu-items-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg) var(--space-xl);
  }
  
  .menu-item-image {
    width: 160px;
  }
  
  .menu-item-info {
    padding: var(--space-md);
  }
}

@media screen and (max-width: 991px) {
  .category-link {
    justify-content: center;
    text-align: center;
    padding-left: var(--space-lg);
  }
  
  .category-count {
    display: none;
  }
  
  .menu-item-card {
    flex-direction: column;
  }
  
  .menu-item-image {
    width: 100%;
    height: 250px;
  }
  
  .category-title {
    font-size: var(--font-size-3xl);
  }
}

@media screen and (max-width: 767px) {
  .category-title {
    font-size: var(--font-size-2xl);
    gap: var(--space-md);
  }
  
  .category-title::after {
    display: none;
  }
  
  .menu-item-name {
    font-size: var(--font-size-xl);
  }
  
  .nutrition-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 480px) {
  .sidebar-title {
    font-size: var(--font-size-xl);
  }
  
  .category-link {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
  }
  
  .menu-item-image {
    height: 180px;
  }
  
  .menu-item-info {
    padding: var(--space-md);
  }
  
  .menu-item-name {
    font-size: var(--font-size-lg);
  }
  
  .nutrition-item {
    padding: var(--space-sm);
  }
}