/* Reset & Base Styles */
:root {
    --color-bg-light: #f3f4ef;
    --color-bg-dark: #1f3427;
    --color-bg-darker: #15251c;
    --color-accent: #d0a876;
    --color-accent-hover: #ebc18d;
    --color-text-dark: #15251c;
    --color-text-light: #ffffff;
    --color-text-muted: #aab5af;

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --border-radius: 12px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

/* Screen Reader Only / Visually Hidden */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--color-bg-darker);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(208, 163, 90, 0.2);
    border-radius: 50%;
    border-top-color: var(--color-accent);
    animation: spin 1s linear infinite;
}

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

/* Typography Enhancements */
.section-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
    color: var(--color-bg-dark);
}

/* Button Component */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 400;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    border-radius: 4px;
    /* Slight pill feel or sharp? Mockup is slightly rounded */
    cursor: pointer;
    transition: var(--transition-medium);
    border: 1px solid transparent;
    text-transform: uppercase;
}

.btn-solid {
    background-color: var(--color-accent);
    color: var(--color-bg-darker);
    font-weight: 500;
}

.btn-solid:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(208, 168, 118, 0.4);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--color-text-light);
    color: var(--color-text-light);
}

.btn-outline:hover {
    background-color: var(--color-text-light);
    color: var(--color-bg-dark);
}

.btn-full {
    width: 100%;
}

/* Navigation Section */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-bg-dark);
    /* Solid background initially */
    padding: 1rem 0;
    transition: background-color var(--transition-medium), padding var(--transition-medium), box-shadow var(--transition-medium);
}

.navbar.scrolled {
    background-color: rgba(31, 52, 39, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.8rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo svg {
    display: block;
    transition: transform var(--transition-fast);
}

.logo:hover svg {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    color: var(--color-text-light);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width var(--transition-medium);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    background: none;
    border: none;
    cursor: pointer;
    display: none;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    /* Takes up entire viewport */
    min-height: 500px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding-bottom: var(--spacing-xl);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    /* Removed animation for smoother feel, using CSS overlay instead */
}

/* Gradient Overlay for Text Readability */
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    background: linear-gradient(to top, rgba(15, 25, 18, 0.9), transparent);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}

.hero-text h1 {
    color: var(--color-text-light);
    font-size: 4rem;
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    letter-spacing: 0.02em;
}

.hero-text p {
    color: var(--color-text-light);
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.9;
}

.hero-cta {
    margin-bottom: 2rem;
}

/* Products Section */
.products {
    padding: var(--spacing-xl) 2rem;
    background-color: var(--color-bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.product-card {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 3/4;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    background-color: #e2e4dc;
    /* Placeholder color in case image has alpha */
}

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

.product-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.product-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(20, 20, 20, 0.8), transparent);
    z-index: 1;
    pointer-events: none;
}

.product-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0.9;
    /* Slight opacity until hover */
    transition: opacity var(--transition-fast), transform var(--transition-medium);
    transform: translateY(10px);
}

.product-card:hover .product-info {
    opacity: 1;
    transform: translateY(0);
}

.product-link,
.discover-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    color: var(--color-text-light);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: underline;
    text-underline-offset: 4px;
    padding: 0;
    transition: color var(--transition-fast);
}

.product-link:hover,
.discover-btn:hover {
    color: var(--color-accent);
}

/* Overlay Styles */
.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(31, 52, 39, 0.9);
    z-index: 20;
    display: flex;
    align-items: stretch;
    justify-content: center;
    padding: 3rem 2rem 2rem 2rem;
    color: var(--color-text-light);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-medium), visibility var(--transition-medium);
}

.product-card.overlay-active .product-overlay {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}

.overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    text-align: center;
    transform: translateY(20px);
    transition: transform var(--transition-medium);
}

.product-card.overlay-active .overlay-content {
    transform: translateY(0);
}

.overlay-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.overlay-content p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
    font-weight: 300;
}

.overlay-content p:last-of-type {
    margin-top: auto;
    margin-bottom: 2rem;
}

.product-card.overlay-active .product-info {
    opacity: 0 !important;
    visibility: hidden;
    pointer-events: none;
}

/* Background text styling for the cards, hidden behind image if image is full */
.bg-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 5rem;
    font-weight: 300;
    white-space: nowrap;
    z-index: 0;
    pointer-events: none;
    letter-spacing: 0.05em;
    mix-blend-mode: overlay;
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-xl) 2rem;
    background-color: #f8f9f6;
    border-top: 1px solid #e2e4dc;
}

.benefits .container {
    max-width: 1200px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    align-items: flex-start;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.benefit-item .icon {
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.benefit-item:hover .icon {
    transform: translateY(-5px);
}

.benefit-text h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-bg-dark);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.benefit-text p {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--color-text-dark);
    opacity: 0.8;
    line-height: 1.4;
}

/* Footer Section */
.footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    padding: var(--spacing-xl) 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1fr auto;
    /* Social columns wider */
    gap: 4rem;
    align-items: start;
}

.footer h4 {
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.social-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.social-thumbnails {
    display: flex;
    gap: 0.5rem;
}

.social-thumbnails img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.social-thumbnails img:hover {
    transform: scale(1.1);
}

.newsletter-form {
    display: flex;
    gap: 0;
}

.newsletter-form input {
    background-color: var(--color-text-light);
    border: none;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    width: 100%;
    max-width: 250px;
    border-radius: 4px 0 0 4px;
    outline: none;
    color: var(--color-text-dark);
}

.newsletter-form .btn {
    border-radius: 0 4px 4px 0;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--color-text-light);
    padding-left: 5px;
    /* Tiny slide animation on hover */
}

/* Responsive Desgin */
@media (max-width: 1024px) {
    .hero-text h1 {
        font-size: 3rem;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 3rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        row-gap: 4rem;
    }
}

@media (max-width: 768px) {

    /* Navbar adjustments */
    .hero {
        padding-bottom: 2rem;
        /* Move button down on mobile */
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-bg-darker);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-medium);
        z-index: 1001;
        /* Above navbar */
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .nav-actions .btn-outline {
        display: none;
        /* Hide Shop Now on very small mobile for space, or keep it? */
    }

    .mobile-menu-btn {
        display: flex;
        z-index: 1002;
    }

    .hero-text {
        display: none;
    }

    .hero-content {
        flex-direction: column;
        align-items: center;
        /* Center the CTA button since text is gone */
        padding: 0 1.5rem;
        gap: 2rem;
        width: 100%;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

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

    .product-card {
        aspect-ratio: auto;
        height: 500px;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* New Sections Styling */
.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-dark);
    opacity: 0.7;
    margin-top: -2rem;
    margin-bottom: 3rem;
}

/* UGC Grid */
.ugc {
    padding: var(--spacing-xl) 2rem;
    background-color: var(--color-bg-darker);
    color: var(--color-text-light);
}

.ugc .section-title {
    color: var(--color-text-light);
    text-align: center;
}

.ugc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.ugc-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 1/1;
    background-color: #000;
}

.ugc-item img, 
.ugc-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: opacity var(--transition-fast), transform var(--transition-medium);
}

.ugc-item:hover img,
.ugc-item:hover video {
    opacity: 1;
    transform: scale(1.05);
}

.social-tag {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.video-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    color: var(--color-accent);
    background: linear-gradient(45deg, #15251c, #1f3427);
}

/* Store Locator */
.store-locator {
    padding: var(--spacing-xl) 2rem;
    background-color: var(--color-bg-light);
}

.locator-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.store-finder {
    display: flex;
    gap: 0;
    margin: 2rem 0;
    justify-content: center;
}

.store-finder input {
    padding: 1rem 1.5rem;
    border: 1px solid #e2e4dc;
    border-radius: 4px 0 0 4px;
    width: 100%;
    max-width: 400px;
    font-family: var(--font-body);
    outline: none;
}

.store-finder .btn {
    border-radius: 0 4px 4px 0;
}

.store-results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    text-align: left;
}

.store-card {
    background: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border: 1px solid transparent;
    transition: var(--transition-fast);
}

.store-card:hover {
    border-color: var(--color-accent);
}

.store-card h5 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.store-card p {
    font-size: 0.9rem;
    color: var(--color-text-dark);
    opacity: 0.7;
    margin-bottom: 1rem;
}

.store-link {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-decoration: underline;
}

/* Footer Transparency */
.footer-transparency {
    max-width: 300px;
}

.footer-transparency p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.transparency-link {
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 500;
}

/* Education Hub & Comparison Table */
.edu-hero {
    padding: var(--spacing-xl) 2rem;
    background: linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
    color: var(--color-text-light);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.edu-hero h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.edu-hero p {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto;
}

.edu-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--spacing-xl) 2rem;
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 4rem 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
    background: white;
}

.comparison-table th, 
.comparison-table td {
    padding: 1.75rem 2rem;
    text-align: left;
    border-bottom: 1px solid #f0f2ee;
}

.comparison-table th {
    background-color: var(--color-bg-dark);
    color: white;
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.highlight-col {
    background-color: rgba(208, 163, 90, 0.03);
    font-weight: 600;
    color: var(--color-bg-dark);
}

.comparison-table .check {
    color: #3b7a5a;
    font-weight: 700;
}

.comparison-table .cross {
    color: #c0392b;
    font-weight: 700;
}

/* Article Styling */
.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.article-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.04);
    transition: all var(--transition-medium);
    border: 1px solid #f0f2ee;
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-color: var(--color-accent);
}

.article-img {
    height: 220px;
    background-color: #f3f4ef;
    background-size: cover;
    background-position: center;
    position: relative;
}

.article-content {
    padding: 2rem;
}

.article-content h4 {
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--color-bg-dark);
    font-weight: 500;
}

.article-content p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-dark);
    opacity: 0.8;
    margin-bottom: 2rem;
}

/* Batch Results Sidebar/Dashboard */
.lab-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 4rem;
    align-items: start;
}

.batch-box {
    background: white;
    color: var(--color-text-dark);
    padding: 3.5rem;
    border-radius: var(--border-radius);
    border: 1px solid #eef0eb;
    box-shadow: 0 40px 100px rgba(0,0,0,0.03);
    position: relative;
}

.batch-box::before {
    content: 'CERTIFIED PURE';
    position: absolute;
    top: 2rem;
    right: 2rem;
    font-size: 0.6rem;
    color: var(--color-accent);
    letter-spacing: 0.2em;
    font-weight: 700;
    border: 1px solid var(--color-accent);
    padding: 2px 6px;
    border-radius: 2px;
    opacity: 0.6;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center; /* Better than baseline for multi-line values */
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid #f0f2ee;
    gap: 2rem;
}

.stat-label {
    opacity: 0.6;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 600;
    max-width: 120px;
    line-height: 1.3;
}

.stat-value {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-bg-dark);
    text-align: right;
    white-space: nowrap; /* Prevent wrapping in data points */
}

.lab-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color-bg-dark);
}

.lab-text p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

/* Certification Badges */
.cert-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.badge {
    padding: 0.5rem 1rem;
    border: 1px solid #eef0eb;
    background: #f8f9f6;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-bg-dark);
}

/* Responsive Fixes */
@media (max-width: 1024px) {
    .ugc-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .article-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .store-results {
        grid-template-columns: 1fr;
    }
    .comparison-table {
        display: block;
        overflow-x: auto;
    }
    .article-grid {
        grid-template-columns: 1fr;
    }
    .lab-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .batch-box {
        padding: 2rem;
        width: 100%;
    }
    .stat-row {
        gap: 1rem;
    }
    .stat-value {
        font-size: 1rem;
    }
}

/* Homepage Science & FAQ Sections */
.science {
    padding: var(--spacing-xl) 2rem;
    background-color: var(--color-bg-light);
}

.science-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.science-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.science-text h2 {
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.science-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-dark);
    opacity: 0.8;
    margin-bottom: 1.5rem;
}

.quick-faq {
    padding: var(--spacing-xl) 2rem;
    background-color: white;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.faq-item {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #f0f2ee;
}

.faq-item h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--color-bg-dark);
    letter-spacing: 0.02em;
}

.faq-item p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-dark);
    opacity: 0.7;
}

@media (max-width: 1024px) {
    .science-grid {
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .science-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .faq-grid {
        grid-template-columns: 1fr;
    }
}