/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Natural, Health-focused */
    --primary-color: #4CAF50;
    --primary-dark: #388E3C;
    --primary-light: #81C784;
    --secondary-color: #FF9800;
    --accent-color: #2196F3;
    
    /* Neutral Colors */
    --bg-light: #F5F5F5;
    --bg-white: #FFFFFF;
    --text-dark: #212121;
    --text-medium: #424242;
    --text-light: #757575;
    --border-color: #E0E0E0;
    
    /* Semantic Colors */
    --success: #4CAF50;
    --warning: #FF9800;
    --error: #F44336;
    --info: #2196F3;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-dark);
}

/* Header */
.header {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
    padding: var(--spacing-xl) 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text h1 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
}

.hero-disclaimer {
    background-color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-sm);
    border-left: 3px solid var(--warning);
    margin-bottom: var(--spacing-md);
}

.hero-disclaimer small {
    color: var(--text-light);
    font-size: 0.875rem;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Sections */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    text-align: center;
    color: var(--text-medium);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.section-disclaimer {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: #FFF3E0;
    border-left: 4px solid var(--warning);
    font-size: 0.875rem;
    color: var(--text-medium);
    border-radius: 4px;
}

/* Benefits Section */
.benefits {
    background-color: var(--bg-white);
}

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

.benefit-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-light);
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.benefit-icon img {
    width: 64px;
    height: 64px;
}

/* Product Section */
.product-section {
    background-color: var(--bg-white);
}

.product-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.product-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.product-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.product-features li {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    background-color: var(--bg-light);
    border-left: 3px solid var(--primary-color);
    border-radius: 4px;
}

.product-disclaimer {
    background-color: #FFEBEE;
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-top: var(--spacing-lg);
}

.product-disclaimer strong {
    color: var(--error);
}

.product-disclaimer ul {
    margin-top: var(--spacing-sm);
    margin-left: var(--spacing-md);
}

.product-disclaimer li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-medium);
}

/* How It Works */
.how-it-works {
    background-color: var(--bg-light);
}

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

.step-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

/* Ingredients */
.ingredients {
    background-color: var(--bg-white);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.ingredient-card {
    background-color: var(--bg-light);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
}

.ingredient-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.ingredient-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.ingredient-card h3,
.ingredient-card p {
    padding: 0 var(--spacing-md);
}

.ingredient-card p {
    padding-bottom: var(--spacing-md);
}

/* Calculator */
.calculator {
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
}

.calculator-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-family);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.calculator-result {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
    border-radius: 8px;
    text-align: center;
}

.calculator-result h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

#bmiValue {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.bmi-disclaimer {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 4px;
}

/* Reviews */
.reviews {
    background-color: var(--bg-light);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.review-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.review-stars {
    color: #FFD700;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.review-text {
    font-style: italic;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
}

.review-author {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.review-disclaimer {
    padding: var(--spacing-sm);
    background-color: #FFF3E0;
    border-radius: 4px;
    margin-top: var(--spacing-sm);
}

.reviews-disclaimer {
    background-color: #FFEBEE;
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--error);
}

/* Order Section */
.order-section {
    background: linear-gradient(135deg, #F3E5F5 0%, #E1BEE7 100%);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.pricing-card {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}

.package-image {
    width: 100%;
    height: 200px;
    margin-bottom: var(--spacing-md);
    border-radius: 8px;
    overflow: hidden;
    background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
}

.package-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.pricing-card:hover .package-image img {
    transform: scale(1.05);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--secondary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
}

.price {
    margin: var(--spacing-lg) 0;
}

.old-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1.25rem;
    display: block;
}

.new-price {
    color: var(--primary-color);
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

.package-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.package-features li {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.order-disclaimer {
    background-color: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-column h4 {
    color: var(--primary-light);
    margin-bottom: var(--spacing-md);
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: #BDBDBD;
}

.footer-column a:hover {
    color: white;
}

.age-disclaimer {
    background-color: var(--warning);
    color: white;
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-top: var(--spacing-md);
}

.footer-disclaimer {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.footer-disclaimer h4 {
    color: var(--warning);
    margin-bottom: var(--spacing-md);
}

.footer-disclaimer p {
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    color: #BDBDBD;
}

.cookie-notice {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow-y: auto;
}

.modal-content {
    background-color: var(--bg-white);
    margin: 5% auto;
    padding: var(--spacing-xl);
    border-radius: 12px;
    max-width: 600px;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.close {
    position: absolute;
    right: var(--spacing-md);
    top: var(--spacing-md);
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-light);
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: var(--text-dark);
}

.order-form {
    margin-top: var(--spacing-lg);
}

.checkbox-group label {
    display: flex;
    gap: var(--spacing-sm);
    align-items: start;
    font-size: 0.875rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content,
    .product-content {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.benefit-card,
.ingredient-card,
.review-card,
.pricing-card {
    animation: fadeIn 0.6s ease-out;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .order-section,
    .modal {
        display: none;
    }
    
    .section-disclaimer,
    .product-disclaimer,
    .reviews-disclaimer {
        border: 2px solid var(--text-dark);
    }
}