/* Modern CSS Reset and Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    overflow-x: hidden;
    /* Fresh Color Palette */
    --primary-green: #22c55e;
    --primary-green-dark: #16a34a;
    --primary-green-light: #4ade80;
    --accent-green: #dcfce7;
    --secondary-green: #15803d;
    
    --orange: #ea580c;
    --orange-light: #fb923c;
    --orange-dark: #c2410c;
    --orange-accent: #fed7aa;
    
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-500);
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Typography */
    --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-handwritten: 'Kalam', cursive;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-8);
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: var(--space-8);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: -0.03em;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--orange);
    border-radius: 2px;
}

.section-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-20);
    font-weight: 400;
    line-height: 1.7;
}

.gradient-text {
    color: var(--white);
    font-weight: 900;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--orange);
    color: var(--white);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--orange);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    background: var(--orange-dark);
    border-color: var(--orange-dark);
}

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

.btn-secondary {
    background: var(--white);
    color: var(--text-primary);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: clamp(0.875rem, 2vw, 1rem);
}

.btn-icon {
    width: 1.25rem;
    height: 1.25rem;
    transition: transform var(--transition-fast);
}

.btn-primary:hover .btn-icon {
    transform: translateX(2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    max-width: 1280px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    color: var(--text-primary);
    text-decoration: none;
}

.logo-icon {
    font-size: clamp(1.5rem, 4vw, 2rem);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-8);
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-green);
    transition: width var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
    margin-top: 60px;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--primary-green);
    overflow: hidden;
}


.hero-content {
    padding-top: 100px;
    padding-bottom: 100px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 2;
    .btn-secondary {
        padding: var(--space-5) var(--space-6);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-8);
    text-transform: uppercase;
    letter-spacing: -0.03em;
    color: var(--white);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--white);
    margin-bottom: var(--space-12);
    line-height: 1.6;
    font-weight: 400;
    max-width: 600px;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--white);
    display: block;
}

.stat-label {
    font-size: clamp(0.875rem, 2vw, 1rem);
    color: var(--white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

.hero-actions {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-12);
}

.spinning-container {
    position: relative;
    width: 200px;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-8);
}

.section-header .spinning-container {
    position: absolute;
    top: -180px;
    right: -40px;
    width: 120px;
    height: 120px;
    margin-bottom: 0;
    z-index: 1;
}

.section-header .spinning-container .spinning-text {
    width: 160px;
    height: 160px;
}

.section-header .spinning-container .center-circle {
    width: 90px;
    height: 90px;
}

.section-header .spinning-container .gym-icon {
    width: 24px;
    height: 24px;
}

.spinning-text {
    position: absolute;
    width: 100%;
    height: 100%;
    animation: spin 10s linear infinite;
    z-index: 1;
}

.curved-text {
    font-family: var(--font-display);
    font-size: clamp(0.75rem, 2vw, 0.94rem);
    font-weight: 800;
    fill: var(--primary-green);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-anchor: start;
}

.center-circle {
    width: 120px;
    height: 120px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--primary-green);
    z-index: 2;
    position: relative;
}

.gym-icon {
    width: 60px;
    height: 60px;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.food-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 500px;
    width: 100%;
}

.hero-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: var(--radius-3xl);
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.2));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.container-overlay {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 2;
}

.container-badge {
    background: var(--primary-green);
    color: var(--white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--white);
}

.badge-text {
    display: block;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    line-height: 1;
}

.badge-subtext {
    display: block;
    font-size: clamp(0.625rem, 1.2vw, 0.75rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
    margin-top: 2px;
}

/* How It Works */
.how-it-works {
    padding: var(--space-32) 0;
    background: var(--accent-green);
}

.section-header {
    margin-bottom: var(--space-20);
    position: relative;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.step-card {
    text-align: center;
    padding: var(--space-10);
    border-radius: var(--radius-3xl);
    background: var(--white);
    border: 3px solid var(--primary-green);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(20px);
    position: relative;
    overflow: hidden;
}

.step-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.step-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--orange);
    background: var(--orange-accent);
}

.step-icon {
    position: relative;
    margin-bottom: var(--space-6);
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    background: var(--accent-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    transition: all var(--transition-normal);
}

.step-card:hover .icon-wrapper {
    background: var(--primary-green);
    transform: scale(1.1);
}

.icon-wrapper img {
    width: 40px;
    height: 40px;
}

.step-number {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 32px;
    height: 32px;
    background: var(--orange);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 700;
}

.step-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    font-weight: 400;
}

/* Meal Builder */
.meal-builder {
    padding: var(--space-32) 0;
    background: var(--white);
}

.builder-container {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--space-8);
    max-width: 1400px;
    margin: 0 auto;
}

.builder-sidebar {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-lg);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.builder-section {
    margin-bottom: var(--space-8);
}

.builder-section:last-child {
    margin-bottom: 0;
}

.builder-section-title {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.size-selector, .mode-selector {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.size-option, .mode-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: var(--white);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.size-option:hover, .mode-option:hover {
    border-color: var(--primary-green);
    background: var(--accent-green);
}

.size-option.active, .mode-option.active {
    border-color: var(--primary-green);
    background: var(--primary-green);
    color: var(--white);
}

.size-icon, .mode-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.size-option.active .size-icon, .mode-option.active .mode-icon {
    background: rgba(255, 255, 255, 0.2);
}

.size-icon img {
    width: 24px;
    height: 24px;
}

.size-label, .mode-label {
    font-weight: 600;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
}

.size-desc {
    font-size: clamp(0.625rem, 1.2vw, 0.75rem);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.size-option.active .size-desc {
    color: rgba(255, 255, 255, 0.8);
}

.ingredients-palette {
    max-height: 400px;
    overflow-y: auto;
}

.ingredient-category {
    margin-bottom: var(--space-6);
}

.category-title {
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ingredient-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
}

.ingredient-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: var(--white);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.ingredient-item:hover {
    border-color: var(--primary-green);
    background: var(--accent-green);
    transform: translateY(-2px);
}

.ingredient-item img {
    width: 32px;
}

.ingredient-item span {
    font-size: clamp(0.625rem, 1.2vw, 0.75rem);
    font-weight: 500;
    color: var(--text-primary);
    text-align: center;
}

.builder-main {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-lg);
}

.meal-canvas {
    height: 100%;
}

.canvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
}

.canvas-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.title-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.canvas-controls {
    display: flex;
    gap: var(--space-2);
}

.control-btn {
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    background: var(--white);
    color: var(--text-secondary);
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.control-btn:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.control-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    border-color: var(--gray-200);
    color: var(--gray-400);
}

.control-btn:disabled:hover {
    border-color: var(--gray-200);
    color: var(--gray-400);
}

.ingredients-controls {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--gray-200);
}

/* New Meal Containers Layout */
.meal-containers {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.meal-container {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-fast);
    min-height: 320px;
    max-height: 500px;
    overflow-y: auto;
}

.meal-container:hover {
    border-color: var(--primary-green);
    box-shadow: var(--shadow-md);
}

.meal-container.drag-over {
    border-color: var(--primary-green);
    background: var(--accent-green);
    transform: scale(1.02);
}

/* Container Headers */
.container-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.container-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-green);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.container-icon img {
    width: 20px;
    height: 20px;
}

.container-title {
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.container-weight {
    font-size: clamp(0.625rem, 1.2vw, 0.75rem);
    font-weight: 600;
    color: var(--text-muted);
    background: var(--white);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
}

/* Container Canvases */
.container-canvas {
    min-height: 240px;
    padding: var(--space-4);
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: flex-start;
    align-content: flex-start;
    transition: all var(--transition-fast);
    gap: var(--space-2);
}

.container-canvas .empty-state {
    text-align: center;
    color: var(--text-muted);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.container-canvas .empty-icon {
    font-size: 2rem;
    margin-bottom: var(--space-2);
}

.container-canvas .empty-text {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Container-specific styling */
.protein-container {
    border-left: 4px solid var(--primary-green);
}

.protein-container .container-header {
    background: linear-gradient(135deg, var(--accent-green), rgba(34, 197, 94, 0.1));
}

.carb-container {
    border-left: 4px solid var(--orange);
}

.carb-container .container-header {
    background: linear-gradient(135deg, var(--orange-accent), rgba(234, 88, 12, 0.1));
}

.vegetable-container {
    border-left: 4px solid var(--secondary-green);
}

.vegetable-container .container-header {
    background: linear-gradient(135deg, rgba(21, 128, 61, 0.1), rgba(21, 128, 61, 0.05));
}

/* Ingredients in containers */
.container-ingredient {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    animation: ingredientAdd 0.3s ease-out;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
    width: 60px;
    min-height: 60px;
}

.container-ingredient img {
    height: 24px;
    width: auto;
}

.container-ingredient .ingredient-amount {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.container-ingredient .remove-ingredient {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 18px;
    height: 18px;
    background: var(--orange);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.container-ingredient .remove-ingredient:hover {
    background: var(--orange-dark);
    transform: scale(1.1);
}

/* Legacy meal-container-canvas for backward compatibility */
.meal-container-canvas {
    min-height: 300px;
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.meal-container-canvas.drag-over {
    border-color: var(--primary-green);
    background: var(--accent-green);
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
}

.empty-icon {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: var(--space-4);
}

.empty-text {
    font-size: 1.125rem;
    font-weight: 500;
}

.canvas-ingredient {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: var(--accent-green);
    border: 2px solid var(--primary-green);
    border-radius: var(--radius-lg);
    margin: var(--space-2);
    animation: ingredientAdd 0.3s ease-out;
}

@keyframes ingredientAdd {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.canvas-ingredient img {
    height: 40px;
}

.ingredient-amount {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.remove-ingredient {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    background: var(--orange);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.remove-ingredient:hover {
    background: var(--orange-dark);
    transform: scale(1.1);
}

.nutrition-panel {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.nutrition-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.nutrition-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.nutrition-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nutrition-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 60px;
}

.nutrition-bar {
    flex: 1;
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}

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

.nutrition-fill.protein {
    background: var(--primary-green);
}

.nutrition-fill.carbs {
    background: var(--orange);
}

.nutrition-fill.calories {
    background: var(--secondary-green);
}

.nutrition-fill.grams {
    background: var(--gray-600);
}

.nutrition-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 40px;
    text-align: right;
}

/* Size markers for nutrition bars */

.size-marker {
    position: absolute;
    top: -2px;
    width: 2px;
    height: 12px;
    background: var(--gray-400);
    z-index: 2;
}

.size-marker.m-marker {
    background: #3b82f6; /* Blue for M Box */
    box-shadow: 0 0 0 1px var(--white);
}

.size-marker.l-marker {
    background: #ef4444; /* Red for L Box */
    box-shadow: 0 0 0 1px var(--white);
}

/* Size legend */
.size-legend {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--gray-200);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.legend-marker {
    width: 12px;
    height: 2px;
    border-radius: 1px;
}

.legend-marker.m-marker {
    background: #3b82f6;
}

.legend-marker.l-marker {
    background: #ef4444;
}

/* Benefits */
.benefits {
    padding: 100px;
    background: var(--orange-accent);
    background-image: url('./icons/fork-knife-bg.png');
    background-repeat: repeat;
    background-size: 120px 120px;
    background-position: 0 0;
    position: relative;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.7);
    z-index: 1;
}

.benefits .container {
    position: relative;
    z-index: 2;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.benefit-card {
    text-align: center;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(20px);
}

.benefit-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    transition: all var(--transition-normal);
}

.benefit-card:hover .benefit-icon {
    background: var(--primary-green);
    transform: scale(1.1);
}

.benefit-icon img {
    width: 40px;
    height: 40px;
}

.benefit-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.benefit-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    font-weight: 400;
}

/* Testimonials */
.testimonials {
    padding: var(--space-32) 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.testimonial-card {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(20px);
}

.testimonial-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.testimonial-rating {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.stars {
    color: var(--orange);
    font-size: clamp(1rem, 2.5vw, 1.125rem);
}

.rating-text {
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 600;
    color: var(--text-secondary);
}

.testimonial-text {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: var(--space-6);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-title {
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    color: var(--text-muted);
}

/* Pricing */
.pricing {
    padding: var(--space-32) 0;
    background: var(--accent-green);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-8);
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    opacity: 0;
    transform: translateY(20px);
}

.pricing-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary-green);
    background: var(--accent-green);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--orange);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    font-size: clamp(0.625rem, 1.5vw, 0.75rem);
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-header {
    margin-bottom: var(--space-6);
}

.pricing-icon {
    width: 64px;
    height: 64px;
    background: var(--accent-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
}

.pricing-icon img {
    width: 32px;
    height: 32px;
}

.pricing-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-1);
}

.price-currency {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 600;
    color: var(--text-secondary);
}

.price-amount {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--primary-green);
}

.price-period {
    font-size: clamp(0.875rem, 2vw, 1rem);
    color: var(--text-muted);
}

.pricing-features {
    margin-bottom: var(--space-8);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    text-align: left;
}

.feature-icon {
    width: 20px;
    height: 20px;
    background: var(--primary-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(0.625rem, 1.5vw, 0.75rem);
    font-weight: 600;
    flex-shrink: 0;
}

.pricing-btn {
    width: 100%;
    padding: var(--space-4) var(--space-6);
    border: 2px solid var(--primary-green);
    border-radius: var(--radius-lg);
    background: var(--white);
    color: var(--primary-green);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pricing-btn:hover {
    background: var(--primary-green);
    color: var(--white);
}

.pricing-btn.primary {
    background: var(--primary-green);
    color: var(--white);
}

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

/* Final CTA */
.final-cta {
    padding: var(--space-32) 0;
    background: var(--primary-green);
    color: var(--white);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    margin-bottom: var(--space-8);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    margin-bottom: var(--space-10);
    opacity: 0.9;
    line-height: 1.7;
    font-weight: 400;
}

.cta-actions {
    display: flex;
    justify-content: center;
    align-items: center;
}

.final-cta .btn-primary {
    background: var(--white);
    color: var(--primary-green);
}

.final-cta .btn-primary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}


/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-20) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    margin-bottom: var(--space-4);
}

.footer-description {
    color: var(--gray-400);
    line-height: 1.6;
    margin-bottom: var(--space-6);
}

.social-links {
    display: flex;
    gap: var(--space-4);
}

.social-link {
    color: var(--gray-400);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.footer-title {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--white);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--primary-green);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .builder-container {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .builder-sidebar {
        position: static;
        order: 2;
    }
    
    .builder-main {
        order: 1;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    /* Tablet: Stack meal containers vertically */
    .meal-containers {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }
    
    .meal-container {
        min-height: 280px;
        max-height: 400px;
    }
    
    .container-canvas {
        min-height: 200px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--space-6);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        transition: transform var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-actions {
        display: none;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .steps-container,
    .benefits-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .ingredient-grid {
        grid-template-columns: 1fr;
    }

    .size-selector,
    .mode-selector {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .size-option,
    .mode-option {
        flex: 1;
        min-width: 120px;
    }
    
    /* Mobile: Optimize meal containers */
    .meal-containers {
        gap: var(--space-2);
    }
    
    .meal-container {
        min-height: 240px;
        max-height: 350px;
    }
    
    .container-header {
        padding: var(--space-3);
        gap: var(--space-2);
    }
    
    .container-icon {
        width: 28px;
        height: 28px;
    }
    
    .container-icon img {
        width: 16px;
        height: 16px;
    }
    
    .container-title {
        font-size: clamp(0.625rem, 1.5vw, 0.75rem);
    }
    
    .container-weight {
        font-size: clamp(0.5rem, 1.2vw, 0.625rem);
        padding: 2px var(--space-1);
    }
    
    .container-canvas {
        min-height: 160px;
        padding: var(--space-3);
        gap: var(--space-1);
    }
    
.container-canvas .empty-icon {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
}
    
    .container-canvas .empty-text {
        font-size: clamp(0.625rem, 1.5vw, 0.75rem);
    }
    
    .container-ingredient {
        padding: var(--space-1);
        width: 50px;
        min-height: 50px;
    }
    
    .container-ingredient img {
        height: 18px;
    }
    
    .container-ingredient .ingredient-amount {
        font-size: clamp(0.5rem, 1.2vw, 0.625rem);
    }
    
    .container-ingredient .remove-ingredient {
        width: 16px;
        height: 16px;
        font-size: clamp(0.5rem, 1.2vw, 0.625rem);
        top: -4px;
        right: -4px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .nav-container {
        padding: var(--space-3) var(--space-4);
    }
    
    .hero {
        padding: var(--space-20) 0;
    }
    
    .meal-preview-card {
        padding: var(--space-4);
    }
    
    .builder-sidebar,
    .builder-main {
        padding: var(--space-4);
    }
    
    .pricing-card {
        padding: var(--space-6);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-up {
    animation: slideInUp 0.6s ease forwards;
}

/* Loading states */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}