/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Wendy's Brand Colors */
    --wendy-red: #CC0000;
    --wendy-red-dark: #A50000;
    --wendy-red-light: #E61E1E;
    --wendy-yellow: #FFD700;
    --wendy-yellow-dark: #FFC700;

    /* Neutral Colors */
    --white: #FFFFFF;
    --black: #1A1A1A;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;

    /* Functional Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body.dark-mode {
    --gray-50: #111827;
    --gray-100: #1F2937;
    --gray-200: #374151;
    --gray-300: #4B5563;
    --gray-400: #6B7280;
    --gray-500: #9CA3AF;
    --gray-600: #D1D5DB;
    --gray-700: #E5E7EB;
    --gray-800: #F3F4F6;
    --gray-900: #F9FAFB;
    --white: #1A1A1A;
    --black: #FFFFFF;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition-base), color var(--transition-base);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   HEADER
   ============================================ */
.header {
    background: linear-gradient(135deg, var(--wendy-red) 0%, var(--wendy-red-dark) 100%);
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.logo h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.logo .highlight {
    color: var(--wendy-yellow);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.tagline {
    font-size: 1rem;
    opacity: 0.95;
    font-weight: 500;
}

.header-stats {
    display: flex;
    gap: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--wendy-yellow);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
    font-weight: 500;
}

.dark-mode-toggle {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 var(--spacing-md);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.dark-mode-toggle:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
}

/* ============================================
   CONTROLS BAR (STICKY)
   ============================================ */
.controls-bar {
    background: var(--white);
    padding: var(--spacing-xl) 0;
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-2xl);
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.controls-bar.sticky {
    position: sticky;
    top: 0;
    z-index: 100;
    animation: slideDown 0.3s ease-out;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

body.dark-mode .controls-bar.sticky {
    background: rgba(26, 26, 26, 0.85);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.search-wrapper {
    position: relative;
}

.controls-top {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg) auto;
}

.controls-top .search-wrapper {
    flex: 1;
    min-width: 250px;
}

.controls-top .sort-wrapper {
    display: flex;
}

.sort-select {
    padding: 0 var(--spacing-lg);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    background: var(--gray-50);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-base);
    height: 100%;
    min-height: 56px; /* Match input height */
}

.sort-select:focus {
    outline: none;
    border-color: var(--wendy-red);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(204, 0, 0, 0.1);
}

.search-box {
    position: relative;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    pointer-events: none;
}

#searchInput {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) 3.5rem;
    font-size: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    background: var(--gray-50);
    transition: all var(--transition-base);
    font-family: var(--font-primary);
}

#searchInput:focus {
    outline: none;
    border-color: var(--wendy-red);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(204, 0, 0, 0.1);
}

.clear-search {
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-200);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--gray-600);
}

.clear-search:hover {
    background: var(--gray-300);
    color: var(--gray-900);
}

.search-suggestions {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    left: 0;
    right: 0;
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1000;
}

.suggestion-item {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border-bottom: 1px solid var(--gray-100);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: var(--gray-50);
}

.suggestion-item img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.suggestion-info {
    flex: 1;
}

.suggestion-name {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.suggestion-category {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.suggestion-calories {
    font-weight: 600;
    color: var(--wendy-red);
    font-size: 0.875rem;
}

/* Category Filters */
.category-filters {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
    scrollbar-width: thin;
    scrollbar-color: var(--gray-300) transparent;
}

.category-filters::-webkit-scrollbar {
    height: 6px;
}

.category-filters::-webkit-scrollbar-track {
    background: transparent;
}

.category-filters::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

.category-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-700);
}

.category-btn:hover {
    border-color: var(--wendy-red);
    color: var(--wendy-red);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.category-btn.active {
    background: linear-gradient(135deg, var(--wendy-red) 0%, var(--wendy-red-dark) 100%);
    border-color: var(--wendy-red-dark);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.category-icon {
    font-size: 1.25rem;
}

/* ============================================
   MENU GRID
   ============================================ */
.main-content {
    padding-bottom: var(--spacing-3xl);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.menu-item {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base), transform var(--transition-base) ease-in-out;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: row;
    height: 180px;
    opacity: 0;
}

.menu-item.animate-in {
    animation: slideUpFade 0.4s ease-out forwards;
}

.menu-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.menu-item.selected {
    box-shadow: 0 0 0 3px var(--wendy-red);
}

.item-image-wrapper {
    position: relative;
    width: 160px;
    height: 100%;
    flex-shrink: 0;
    overflow: hidden;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
}

.item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.menu-item:hover .item-image {
    transform: scale(1.05);
}

.item-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.badge-low-calorie {
    background: rgba(16, 185, 129, 0.9);
    color: var(--white);
}

.badge-high-protein {
    background: rgba(59, 130, 246, 0.9);
    color: var(--white);
}

.badge-keto {
    background: rgba(139, 92, 246, 0.9);
    color: var(--white);
}

.badge-low-carb {
    background: rgba(34, 197, 94, 0.9);
    color: var(--white);
}

.badge-balanced {
    background: rgba(245, 158, 11, 0.9);
    color: var(--white);
}

.badge-warning {
    background: rgba(239, 68, 68, 0.9);
    color: var(--white);
}

.add-to-compare {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.add-to-compare:hover {
    background: var(--white);
    border-color: var(--wendy-red);
    transform: scale(1.1);
}

.menu-item.selected .add-to-compare {
    background: var(--wendy-red);
    border-color: var(--wendy-red);
}

.add-to-compare svg {
    width: 20px;
    height: 20px;
    stroke: var(--gray-600);
    transition: stroke var(--transition-fast);
}

.menu-item.selected .add-to-compare svg {
    stroke: var(--white);
}

.item-content {
    padding: var(--spacing-lg);
}

.item-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.item-category {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.item-nutrition-preview {
    display: flex;
    gap: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--gray-200);
}

.nutrition-stat {
    flex: 1;
    text-align: center;
}

.nutrition-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--wendy-red);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.nutrition-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* ============================================
   COMPARISON PANEL
   ============================================ */
.comparison-panel {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
    margin-top: var(--spacing-2xl);
    animation: fadeInUp 0.4s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.comparison-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--gray-200);
}

.comparison-title h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.comparison-subtitle {
    color: var(--gray-500);
    font-weight: 500;
}

.comparison-subtitle span {
    color: var(--wendy-red);
    font-weight: 700;
}

.comparison-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.btn-secondary {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gray-100);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--gray-200);
    border-color: var(--gray-300);
}

.btn-close {
    width: 44px;
    height: 44px;
    background: var(--gray-100);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--gray-600);
}

.btn-close:hover {
    background: var(--wendy-red);
    color: var(--white);
    transform: rotate(90deg);
}

.comparison-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-2xl);
}

.comparison-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.comparison-item {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    position: relative;
    display: flex;
    flex-direction: column;
}

.comparison-item-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: var(--spacing-md);
}

.comparison-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.comparison-item-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
    margin: 0;
}

.nutrition-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-200);
}

.nutrition-row:last-child {
    border-bottom: none;
}

.nutrition-row-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 500;
}

.nutrition-row-value {
    font-weight: 700;
    color: var(--gray-900);
}

.nutrition-bar-wrapper {
    margin-top: var(--spacing-xs);
}

.nutrition-bar {
    height: 6px;
    background: var(--gray-200);
    border-radius: 3px;
    overflow: hidden;
}

.nutrition-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width var(--transition-slow);
}

.bar-low {
    background: linear-gradient(90deg, var(--success) 0%, #059669 100%);
}

.bar-medium {
    background: linear-gradient(90deg, var(--warning) 0%, #D97706 100%);
}

.bar-high {
    background: linear-gradient(90deg, var(--danger) 0%, #DC2626 100%);
}

/* ============================================
   AI SUGGESTIONS
   ============================================ */
.ai-suggestions {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.ai-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.ai-icon {
    font-size: 2rem;
}

.ai-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    flex: 1;
}

.ai-badge {
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, var(--info) 0%, #8B5CF6 100%);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ai-insight {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--info);
    box-shadow: var(--shadow-sm);
}

.ai-insight:last-child {
    margin-bottom: 0;
}

.ai-insight-title {
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.ai-insight-text {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.health-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.health-badge {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.8125rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.health-badge.positive {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.health-badge.neutral {
    background: rgba(245, 158, 11, 0.1);
    color: #D97706;
}

.health-badge.negative {
    background: rgba(239, 68, 68, 0.1);
    color: #DC2626;
}

/* ============================================
   COMPARISON TRAY (STICKY)
   ============================================ */
.comparison-tray {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1), 0 -2px 4px -1px rgba(0, 0, 0, 0.06);
    padding: var(--spacing-lg);
    z-index: 999;
    transform: translateY(0);
    transition: transform var(--transition-base);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }

    to {
        transform: translateY(0);
    }
}

.tray-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.tray-items {
    flex: 1;
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    padding-bottom: var(--spacing-xs);
}

.tray-item {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 200px;
    position: relative;
    border: 2px solid var(--gray-200);
}

.tray-item-image {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

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

.tray-item-name {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
    line-height: 1.2;
}

.tray-item-calories {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.tray-item-remove {
    width: 24px;
    height: 24px;
    background: var(--gray-200);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--gray-600);
}

.tray-item-remove:hover {
    background: var(--wendy-red);
    color: var(--white);
}

.btn-compare {
    padding: var(--spacing-lg) var(--spacing-2xl);
    background: linear-gradient(135deg, var(--wendy-red) 0%, var(--wendy-red-dark) 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-xl);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.btn-compare:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-compare:active {
    transform: translateY(0);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.footer p {
    margin-bottom: var(--spacing-sm);
}

.disclaimer {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .comparison-content {
        grid-template-columns: 1fr;
    }

    .ai-suggestions {
        order: -1;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }

    .logo h1 {
        font-size: 2rem;
    }

    .header-stats {
        width: 100%;
        justify-content: center;
    }

    .category-filters {
        gap: var(--spacing-sm);
    }

    .category-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
    }

    .menu-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--spacing-lg);
    }

    .comparison-items {
        grid-template-columns: 1fr;
    }

    .comparison-panel {
        padding: var(--spacing-lg);
    }

    .comparison-title h2 {
        font-size: 1.5rem;
    }

    .tray-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .btn-compare {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.5rem;
    }

    .stat-item {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .menu-grid {
        grid-template-columns: 1fr;
    }
}