:root {
    /* Colors - Earthy & Agricultural */
    --color-primary: #10B981;
    /* Emerald Green */
    --color-primary-dark: #059669;
    --color-secondary: #D97706;
    /* Amber/Wheat */
    --color-dark: #1F2937;
    --color-light: #F9FAFB;
    --color-white: #FFFFFF;
    --color-gray-100: #F3F4F6;
    --color-gray-500: #6B7280;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    --radius-md: 0.5rem;
    --radius-lg: 1rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--color-dark);
    line-height: 1.6;
    background-color: var(--color-light);
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s ease;
}

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

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

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

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

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

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

.btn-white:hover {
    background-color: var(--color-gray-100);
}

.full-width {
    width: 100%;
    text-align: center;
}

.sub-heading {
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    display: block;
}

/* Header */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

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

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

.logo span {
    color: var(--color-primary);
}

.nav-list {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--color-gray-500);
}

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

.menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--color-dark);
}

/* Hero Carousel */
.hero-carousel {
    position: relative;
    height: 90vh;
    /* Restore 90vh */
    min-height: 600px;
    margin-top: 60px;
    overflow: hidden;
    background-color: var(--color-dark);
    /* Fallback */
}

.carousel-track {
    position: relative;
    height: 100%;
    width: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    /* Ensure content centering works */
    align-items: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

/* Reusing .overlay and .hero-content from previous hero styles, but ensure z-index */
.slide .hero-content {
    position: relative;
    z-index: 2;
    padding-left: 2rem;
    padding-right: 2rem;
    color: var(--color-white);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 10;
    padding: 1rem;
    border-radius: 50%;
    backdrop-filter: blur(5px);
    transition: background 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.4);
}

.prev-btn {
    left: 2rem;
}

.next-btn {
    right: 2rem;
}

.carousel-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background 0.3s;
}

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

/* Sections */
.section {
    padding: 5rem 0;
}

.section-header {
    margin-bottom: 3rem;
}

.section-header.center {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.stats-list {
    display: flex;
    gap: 3rem;
    margin-top: 2rem;
}

.stat-number {
    display: block;
    font-size: 2rem;
    color: var(--color-primary);
    font-weight: 700;
}

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

.about-image .image-card {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    height: 400px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.about-image .image-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.about-image .image-card h3 {
    font-size: 2rem;
    position: relative;
    z-index: 10;
}

/* Products Section */
.products {
    background-color: var(--color-white);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--color-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--color-gray-100);
}

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

.icon-box {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.seed-color {
    background-color: #ECFDF5;
    color: #10B981;
}

.pest-color {
    background-color: #FEF2F2;
    color: #EF4444;
}

.urea-color {
    background-color: #EFF6FF;
    color: #3B82F6;
}

.product-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.product-card p {
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--color-dark);
}

.feature-list ion-icon {
    color: var(--color-primary);
}

/* Gallery Section */
.gallery-section {
    background-color: var(--color-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 250px;
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.gallery-item.item-large {
    grid-column: span 3;
    /* Full width for the main warehouse shot */
}

.gallery-item.item-col-2 {
    grid-column: span 2;
}

.gallery-item.item-row-2 {
    grid-row: span 2;
}

.gallery-item img,
.gallery-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
    transform: translateY(0);
}

.gallery-overlay span {
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* CTA Section */
.cta-section {
    background-color: var(--color-primary-dark);
    padding: 4rem 0;
    color: var(--color-white);
    text-align: center;
}

.cta-content h2 {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.cta-content p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-info {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 3rem;
}

.contact-info h2 {
    color: var(--color-white);
}

.contact-info p {
    color: #9CA3AF;
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-item ion-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.info-item h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.contact-form {
    padding: 3rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #D1D5DB;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    /* Replaces 'ring' */
}

/* Footer */
.footer {
    background-color: #111827;
    color: #9CA3AF;
    padding: 2rem 0;
    border-top: 1px solid #374151;
}

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

.footer-links a {
    margin-left: 2rem;
    color: #9CA3AF;
    font-size: 0.9rem;
}

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

/* Vision / CEO Section */
.vision-section {
    background-color: var(--color-gray-100);
}

.vision-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.ceo-image-wrapper {
    position: relative;
}

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

.ceo-tag {
    position: absolute;
    bottom: 2rem;
    right: -2rem;
    background: var(--color-white);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 5px solid var(--color-primary);
}

.ceo-tag span {
    display: block;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-dark);
}

.ceo-tag small {
    display: block;
    color: var(--color-gray-500);
    font-size: 0.9rem;
}

.ceo-message {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-dark);
    line-height: 1.8;
    position: relative;
    padding-left: 2rem;
    margin: 2rem 0;
    border-left: 4px solid var(--color-secondary);
}

.signature {
    margin-top: 2rem;
}

.signature p {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    margin-bottom: 0.25rem;
}

.signature strong {
    font-family: 'Great Vibes', cursive;
    /* Optional: specific font if available, or just serif */
    font-size: 1.5rem;
    color: var(--color-primary-dark);
}

/* Responsive */
@media (max-width: 900px) {
    .header .btn {
        display: none;
    }

    .menu-btn {
        display: block;
    }

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        padding: 2rem;
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .nav.active {
        transform: translateY(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

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

    .about-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-links a {
        margin: 0 1rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .gallery-item {
        height: 250px;
    }

    .gallery-item.item-large {
        grid-column: span 1;
    }
}