/* Base Styles */
:root {
    /* Colors */
    --color-primary: #8BC34A;
    --color-secondary: #4CAF50;
    --color-accent: #B3E5FC;
    --color-dark: #424242;
    --color-gray: #757575;
    --color-light-gray: #E0E0E0;
    --color-white: #FFFFFF;
    --color-mint: #D4E8D4;
    --color-olive: #C5D8A2;
    --color-sky: #D1E6EF;
    --color-graphite: #505A64;
    
    /* Fonts */
    --font-primary: 'Work Sans', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-circle: 50%;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

h3 {
    font-size: 1.5rem;
}

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

section {
    padding: var(--spacing-xxl) 0;
}

.hidden {
    display: none !important;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 1rem;
    text-align: center;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

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

/* Form Elements */
input, textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--border-radius-md);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md) 0;
    transition: all 0.3s ease;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

.main-menu {
    display: flex;
    align-items: center;
}

.main-menu li {
    margin-left: var(--spacing-lg);
}

.main-menu a {
    font-family: var(--font-primary);
    font-weight: 500;
    color: var(--color-dark);
    position: relative;
}

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

.main-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

.main-menu a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-dark);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('images/hero.jpg') no-repeat center/cover;
    color: var(--color-white);
    padding-top: 80px;
}

.hero-content {
    max-width: 600px;
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Why No Diets Section */
.why-no-diets-section {
    background-color: var(--color-mint);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-xl) var(--spacing-lg);
    padding: var(--spacing-xl);
}

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

.benefit-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.benefit-card .icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

/* How It Works Section */
.how-it-works-section {
    background-color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.how-it-works-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, var(--color-accent), transparent 60%);
    opacity: 0.5;
    z-index: 0;
}

.steps-container {
    position: relative;
    z-index: 1;
}

.step {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.step.visible {
    opacity: 1;
    transform: translateX(0);
}

.step-number {
    background-color: var(--color-primary);
    color: var(--color-white);
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-circle);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-right: var(--spacing-lg);
    flex-shrink: 0;
}

.step-content {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    flex-grow: 1;
}

/* Products Section */
.products-section {
    background-color: var(--color-olive);
    position: relative;
}

.eco-badge {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    background-color: var(--color-secondary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    font-size: 0.9rem;
    font-weight: 500;
    transform: rotate(5deg);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

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

.product-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.product-image {
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

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

.product-actions {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-lg);
}

.product-actions .btn {
    flex: 1;
    margin: 0 var(--spacing-xs);
}

/* Testimonials Section */
.testimonials-section {
    background-color: var(--color-sky);
    padding: var(--spacing-xxl) 0;
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-slide {
    display: none;
    animation: fadeIn 0.5s ease forwards;
}

.testimonial-slide.active {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.testimonial-image {
    width: 120px;
    height: 120px;
    border-radius: var(--border-radius-circle);
    overflow: hidden;
    border: 5px solid var(--color-white);
    box-shadow: var(--shadow-md);
    margin-right: var(--spacing-lg);
    flex-shrink: 0;
}

.testimonial-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-content {
    flex: 1;
    min-width: 300px;
}

.testimonial-content p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-content h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.testimonial-location {
    color: var(--color-gray);
    font-size: 0.9rem;
}

.slider-controls {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--border-radius-circle);
    background-color: var(--color-white);
    border: none;
    margin: 0 var(--spacing-xs);
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.slider-dot.active {
    background-color: var(--color-primary);
    transform: scale(1.2);
}

/* Checklist Section */
.checklist-section {
    background-color: var(--color-white);
    position: relative;
}

.checklist-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 50%, var(--color-mint) 50%);
    z-index: 0;
    opacity: 0.5;
}

.section-intro {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.checklist-container {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

.question {
    margin-bottom: var(--spacing-lg);
}

.question p {
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.options {
    display: flex;
    gap: var(--spacing-lg);
}

.options label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.options input {
    width: auto;
    margin-right: var(--spacing-xs);
}

.balance-test button {
    margin-top: var(--spacing-lg);
    width: 100%;
}

.test-results {
    text-align: center;
}

.test-results h3 {
    margin-bottom: var(--spacing-lg);
}

.result-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* Subscribe Section */
.subscribe-section {
    background-color: var(--color-graphite);
    color: var(--color-white);
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.subscribe-form {
    max-width: 500px;
    margin: var(--spacing-xl) auto;
}

.subscribe-form .form-group {
    display: flex;
    gap: var(--spacing-md);
}

.form-notice {
    font-size: 0.8rem;
    color: var(--color-light-gray);
}

.form-notice a {
    color: var(--color-accent);
}

.form-notice a:hover {
    text-decoration: underline;
}

.subscribe-success {
    max-width: 500px;
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
}

.success-icon {
    display: inline-block;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--border-radius-circle);
    line-height: 50px;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

/* Contact Section */
.contact-section {
    background-color: var(--color-white);
}

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

.contact-details {
    margin-top: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.contact-item svg {
    color: var(--color-primary);
    margin-right: var(--spacing-md);
}

.map-container {
    height: 450px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.footer-logo img {
    height: 40px;
}

.footer-subscribe h3 {
    margin-bottom: var(--spacing-md);
}

.footer-subscribe-form .form-group {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--color-light-gray);
    font-size: 0.9rem;
}

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

.footer-copyright {
    font-size: 0.9rem;
    color: var(--color-light-gray);
}

/* Media Queries */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .eco-badge {
        position: static;
        display: inline-block;
        margin-bottom: var(--spacing-lg);
        transform: none;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        align-items: center;
        padding: var(--spacing-lg) 0;
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
    }
    
    .main-menu.active {
        transform: translateY(0);
    }
    
    .main-menu li {
        margin: var(--spacing-sm) 0;
    }
    
    .testimonial-slide.active {
        flex-direction: column;
    }
    
    .testimonial-image {
        margin: 0 auto var(--spacing-lg);
    }
    
    .testimonial-content {
        text-align: center;
    }
    
    .subscribe-form .form-group {
        flex-direction: column;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-top, .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .footer-links {
        justify-content: center;
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .benefits-grid, .products-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        min-height: 500px;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .options {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .result-actions {
        flex-direction: column;
    }
}