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

:root {
    --primary-color: #1a5276;
    --secondary-color: #7d3c98;
    --accent-color: #f39c12;
    --light-color: #f5f5f5;
    --dark-color: #333;
    --gray-color: #777;
    --light-gray: #eaeaea;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header Styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    height: 50px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../images/hero-bg.jpg') no-repeat center center/cover;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    margin-top: 80px;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Button Styles */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #14425c;
}

.btn-outline {
    display: inline-block;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--light-color);
}

.features h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.2rem;
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-item h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Products Preview */
.products-preview {
    padding: 80px 0;
}

.products-preview h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.2rem;
    color: var(--primary-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-item {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.product-item:hover {
    transform: translateY(-10px);
}

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

.product-item h3 {
    padding: 20px 20px 10px;
    color: var(--primary-color);
}

.product-item p {
    padding: 0 20px 20px;
    color: var(--gray-color);
}

.product-item .btn-outline {
    margin: 0 20px 20px;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: #fff;
    text-align: center;
}

.cta h2 {
    margin-bottom: 20px;
    font-size: 2.2rem;
}

.cta p {
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta .btn {
    background-color: #fff;
    color: var(--primary-color);
}

.cta .btn:hover {
    background-color: var(--light-color);
}

/* Page Banner */
.page-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../images/hero-bg.jpg') no-repeat center center/cover;
    height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    margin-top: 80px;
}

.page-banner h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

/* About Page */
.about-content {
    padding: 80px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.about-text p {
    margin-bottom: 25px;
}

.about-text ul {
    margin-left: 20px;
    margin-bottom: 25px;
}

.about-text li {
    margin-bottom: 10px;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.team {
    padding: 80px 0;
    background-color: var(--light-color);
}

.team h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.member-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.team-member h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Products Page */
.products-nav {
    padding: 30px 0;
    background-color: var(--light-gray);
}

.products-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
}

.products-nav li {
    margin: 0 15px;
}

.products-nav a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 5px;
    transition: all 0.3s;
}

.products-nav a:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.product-detail {
    padding: 80px 0;
}

.product-detail.alt {
    background-color: var(--light-color);
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.product-info h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.product-info h3 {
    margin: 25px 0 15px;
    color: var(--secondary-color);
}

.product-info ul {
    margin-left: 20px;
    margin-bottom: 25px;
}

.product-info li {
    margin-bottom: 10px;
}

.grades {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.grade-item {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.grade-item h4 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

.product-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Sustainability Page */
.sustainability-content {
    padding: 80px 0;
}

.sustainability-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.sustainability-text h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.sustainability-text h3 {
    margin: 25px 0 15px;
    color: var(--secondary-color);
}

.sustainability-text p {
    margin-bottom: 25px;
}

.sustainability-text ul {
    margin-left: 20px;
    margin-bottom: 25px;
}

.sustainability-text li {
    margin-bottom: 10px;
}

.sustainability-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.quality-assurance {
    padding: 80px 0;
    background-color: var(--light-color);
}

.quality-assurance h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.quality-assurance > p {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
}

.quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.quality-item {
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.quality-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.quality-item h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.certifications {
    padding: 80px 0;
}

.certifications h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.cert-item {
    text-align: center;
    padding: 30px;
    background: var(--light-color);
    border-radius: 10px;
}

.cert-item h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Contact Page */
.contact-content {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.contact-info > p {
    margin-bottom: 30px;
}

.contact-details {
    margin-top: 40px;
}

.contact-item {
    display: flex;
    margin-bottom: 25px;
}

.contact-icon {
    font-size: 1.5rem;
    margin-right: 15px;
    color: var(--primary-color);
}

.contact-item h3 {
    margin-bottom: 5px;
    color: var(--primary-color);
}

.contact-form {
    background: var(--light-color);
    padding: 30px;
    border-radius: 10px;
}

.contact-form h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
}

.map-section {
    padding: 0 0 80px;
}

.map-section h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.map-placeholder {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 40px;
    margin-bottom: 15px;
}

.footer-section p {
    margin-bottom: 15px;
}

.footer-section h3 {
    margin-bottom: 20px;
    color: #fff;
}

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

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #ddd;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-grid,
    .product-grid,
    .sustainability-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    nav {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: #fff;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        padding: 20px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s;
    }
    
    nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    nav ul {
        flex-direction: column;
    }
    
    nav ul li {
        margin: 10px 0;
    }
    
    .hero {
        height: 60vh;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .page-banner {
        height: 30vh;
    }
    
    .products-nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    .products-nav li {
        margin: 5px 0;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .features-grid,
    .products-grid,
    .team-grid,
    .quality-grid,
    .certs-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}