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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    line-height: 1.8;
    color: #333333;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: #ffffff;
    padding: 25px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 0 rgba(0,0,0,0.05);
}

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

.logo h1 {
    color: #1a1a1a;
    font-size: 26px;
    font-weight: 600;
    margin-bottom: 3px;
    letter-spacing: 1px;
}

.logo .tagline {
    color: #666666;
    font-size: 13px;
    font-weight: 400;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 40px;
}

nav a {
    color: #333333;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover,
nav a.active {
    color: #FF6347;
}

.carousel {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
    background-color: #f8f9fa;
}

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

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 600px;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    object-position: center;
    filter: brightness(0.85);
    display: block;
}

.carousel-caption {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: #ffffff;
    max-width: 800px;
}

.carousel-caption h2 {
    font-size: 48px;
    margin-bottom: 15px;
    font-weight: 600;
    letter-spacing: 2px;
}

.carousel-caption p {
    font-size: 20px;
    font-weight: 300;
    opacity: 0.95;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 28px;
    width: 50px;
    height: 50px;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 50%;
}

.carousel-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

.carousel-btn.prev {
    left: 40px;
}

.carousel-btn.next {
    right: 40px;
}

.carousel-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s;
}

.dot.active {
    background-color: #ffffff;
    width: 30px;
    border-radius: 5px;
}

.dot:hover {
    background-color: rgba(255, 255, 255, 0.7);
}

.intro {
    padding: 100px 0;
    background-color: #fafafa;
}

.intro-content {
    display: flex;
    gap: 80px;
    align-items: center;
}

.intro-text {
    flex: 1;
}

.intro-text h2 {
    font-size: 38px;
    color: #1a1a1a;
    margin-bottom: 30px;
    font-weight: 600;
    letter-spacing: 1px;
}

.intro-text p {
    font-size: 16px;
    line-height: 2;
    margin-bottom: 20px;
    color: #555555;
}

.intro-image {
    flex: 1;
    max-width: 550px;
}

.intro-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    object-position: center;
    border-radius: 2px;
    display: block;
}

.btn-primary {
    display: inline-block;
    background-color: #FF6347;
    color: #ffffff;
    padding: 14px 40px;
    text-decoration: none;
    border-radius: 2px;
    margin-top: 30px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary:hover {
    background-color: #e5533d;
    transform: translateY(-2px);
}

.features {
    padding: 100px 0;
    background-color: #ffffff;
}

.section-title {
    text-align: center;
    font-size: 38px;
    color: #1a1a1a;
    margin-bottom: 70px;
    font-weight: 600;
    letter-spacing: 1px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    background-color: #fafafa;
    padding: 40px 30px;
    border-radius: 2px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.feature-card:hover {
    border-color: #FF6347;
    background-color: #ffffff;
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 42px;
    color: #FF6347;
}

.feature-card h3 {
    font-size: 19px;
    color: #1a1a1a;
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-card p {
    font-size: 14px;
    line-height: 1.8;
    color: #666666;
}

.services {
    padding: 100px 0;
    background-color: #fafafa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.service-item {
    display: flex;
    gap: 30px;
    background-color: #ffffff;
    padding: 35px;
    border-radius: 2px;
    transition: all 0.3s;
    border: 1px solid #eeeeee;
}

.service-item:hover {
    border-color: #FF6347;
}

.service-item img {
    width: 160px;
    height: 160px;
    min-width: 160px;
    min-height: 160px;
    object-fit: cover;
    object-position: center;
    border-radius: 2px;
    display: block;
}

.service-content h3 {
    font-size: 22px;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-weight: 600;
}

.service-content p {
    font-size: 14px;
    line-height: 1.9;
    color: #666666;
}

.stats {
    padding: 80px 0;
    background-color: #1a1a1a;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
}

.stat-item {
    text-align: center;
    color: #ffffff;
}

.stat-item h3 {
    font-size: 48px;
    color: #FF6347;
    margin-bottom: 12px;
    font-weight: 600;
}

.stat-item p {
    font-size: 15px;
    color: #cccccc;
    font-weight: 300;
}

.cta {
    padding: 100px 0;
    background-color: #fafafa;
    text-align: center;
}

.cta h2 {
    font-size: 38px;
    margin-bottom: 20px;
    color: #1a1a1a;
    font-weight: 600;
    letter-spacing: 1px;
}

.cta p {
    font-size: 17px;
    margin-bottom: 40px;
    color: #666666;
}

.btn-secondary {
    display: inline-block;
    background-color: #FF6347;
    color: #ffffff;
    padding: 16px 50px;
    text-decoration: none;
    border-radius: 2px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background-color: #e5533d;
    transform: translateY(-2px);
}

footer {
    background-color: #0a0a0a;
    color: #ffffff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 50px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 17px;
    color: #ffffff;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-section p,
.footer-section li {
    font-size: 14px;
    line-height: 2;
    color: #999999;
    font-weight: 300;
}

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

.footer-section a {
    color: #999999;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #FF6347;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #222222;
}

.footer-bottom p {
    font-size: 13px;
    color: #666666;
    font-weight: 300;
}

/* About Page & Products Page Styles */
.page-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    padding: 80px 0;
    text-align: center;
    color: #ffffff;
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
    font-weight: 600;
    letter-spacing: 2px;
}

.page-header p {
    font-size: 18px;
    color: #cccccc;
    font-weight: 300;
}

.company-intro {
    padding: 100px 0;
    background-color: #ffffff;
}

.section-subtitle {
    text-align: center;
    font-size: 16px;
    color: #666666;
    margin-top: -50px;
    margin-bottom: 60px;
}

.certifications {
    padding: 100px 0;
    background-color: #fafafa;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.cert-item {
    text-align: center;
}

.cert-image {
    width: 100%;
    height: 400px;
    background-color: #ffffff;
    border: 1px solid #eeeeee;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.cert-image:hover {
    border-color: #FF6347;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.cert-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    padding: 20px;
}

.cert-item h3 {
    font-size: 17px;
    color: #1a1a1a;
    font-weight: 600;
}

.partners {
    padding: 100px 0;
    background-color: #ffffff;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.partner-item {
    text-align: center;
}

.partner-logo {
    width: 100%;
    height: 180px;
    background-color: #fafafa;
    border: 1px solid #eeeeee;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 15px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-logo:hover {
    border-color: #FF6347;
    background-color: #ffffff;
}

.partner-logo img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
}

.partner-item h3 {
    font-size: 16px;
    color: #333333;
    font-weight: 500;
}

/* Products Page Styles */
.product-intro {
    padding: 60px 0;
    background: linear-gradient(135deg, #ffffff 0%, #fafafa 100%);
    border-bottom: 1px solid #eeeeee;
}

.product-intro .intro-content {
    display: flex;
    gap: 60px;
    align-items: center;
    justify-content: space-between;
}

.product-intro .intro-text {
    flex: 1;
}

.product-intro h2 {
    font-size: 32px;
    color: #1a1a1a;
    margin-bottom: 25px;
    font-weight: 600;
    letter-spacing: 1px;
}

.product-intro .intro-text p {
    font-size: 16px;
    line-height: 2;
    color: #555555;
    margin-bottom: 15px;
}

.product-intro .intro-text p strong {
    color: #FF6347;
    font-weight: 600;
}

.product-intro .intro-text .highlight {
    display: inline-block;
    background-color: #FF6347;
    color: #ffffff;
    padding: 2px 8px;
    border-radius: 3px;
    font-weight: 600;
    font-size: 14px;
    margin: 0 2px;
}

.product-intro .intro-contact {
    min-width: 280px;
}

.contact-box {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 20px;
    border: 2px solid #FF6347;
    transition: all 0.3s;
}

.contact-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(255, 99, 71, 0.2);
}

.contact-box i {
    font-size: 40px;
    color: #FF6347;
    min-width: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-label {
    font-size: 14px;
    color: #666666;
    font-weight: 500;
}

.contact-number {
    font-size: 24px;
    color: #FF6347;
    font-weight: 700;
    letter-spacing: 1px;
}

.products-section {
    padding: 80px 0;
    background-color: #fafafa;
}

.products-layout {
    display: flex;
    gap: 40px;
}

.products-sidebar {
    width: 280px;
    min-width: 280px;
    background-color: #ffffff;
    padding: 30px;
    border-radius: 2px;
    height: fit-content;
    position: sticky;
    top: 100px;
    border: 1px solid #eeeeee;
}

.products-sidebar h3 {
    font-size: 20px;
    color: #1a1a1a;
    margin-bottom: 25px;
    font-weight: 600;
    padding-bottom: 15px;
    border-bottom: 2px solid #FF6347;
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 5px;
}

.category-list a {
    display: block;
    padding: 12px 15px;
    color: #333333;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.3s;
    font-size: 14px;
}

.category-list a:hover,
.category-list a.active {
    background-color: #FF6347;
    color: #ffffff;
}

.products-content {
    flex: 1;
}

.product-category {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 2px;
    margin-bottom: 30px;
    border: 1px solid #eeeeee;
    scroll-margin-top: 100px;
}

.product-category h2 {
    font-size: 28px;
    color: #1a1a1a;
    margin-bottom: 30px;
    font-weight: 600;
    padding-bottom: 15px;
    border-bottom: 2px solid #FF6347;
}

.product-group {
    margin-bottom: 35px;
    padding-bottom: 35px;
    border-bottom: 1px solid #eeeeee;
}

.product-group:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.product-group h3 {
    font-size: 20px;
    color: #1a1a1a;
    margin-bottom: 15px;
    font-weight: 600;
}

.product-group > p {
    font-size: 15px;
    line-height: 1.9;
    color: #555555;
    margin-bottom: 15px;
}

.product-group > p strong {
    color: #333333;
    font-weight: 600;
}

.product-detail-list {
    list-style: none;
    padding: 0;
}

.product-detail-list li {
    padding: 12px 20px;
    margin-bottom: 8px;
    background-color: #fafafa;
    border-left: 3px solid #FF6347;
    border-radius: 2px;
    font-size: 14px;
    line-height: 1.8;
    color: #555555;
    transition: all 0.3s;
}

.product-detail-list li:hover {
    background-color: #fff5f3;
    transform: translateX(5px);
}

.product-detail-list li strong {
    color: #FF6347;
    font-weight: 600;
    margin-right: 8px;
}

.product-list {
    display: grid;
    gap: 20px;
}

.product-card {
    background-color: #fafafa;
    padding: 25px;
    border-radius: 2px;
    border: 1px solid #eeeeee;
    transition: all 0.3s;
}

.product-card:hover {
    border-color: #FF6347;
    background-color: #ffffff;
    transform: translateX(5px);
}

.product-card h3 {
    font-size: 18px;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-weight: 600;
}

.product-card p {
    font-size: 14px;
    line-height: 1.8;
    color: #666666;
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 20px;
    }

    nav ul {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .carousel {
        height: 400px;
    }

    .carousel-slide {
        height: 400px;
    }

    .carousel-slide img {
        height: 400px;
    }

    .carousel-caption {
        padding: 20px 30px;
        bottom: 60px;
    }

    .carousel-caption h2 {
        font-size: 28px;
    }

    .carousel-caption p {
        font-size: 16px;
    }

    .intro-content {
        flex-direction: column;
    }

    .intro-image {
        max-width: 100%;
    }

    .intro-image img {
        height: 300px;
    }

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

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

    .service-item {
        flex-direction: column;
    }

    .service-item img {
        width: 100%;
        max-width: 100%;
        height: 250px;
        min-width: auto;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
    }

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

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .products-layout {
        flex-direction: column;
    }

    .products-sidebar {
        width: 100%;
        position: static;
    }

    .page-header h1 {
        font-size: 32px;
    }

    .page-header p {
        font-size: 16px;
    }

    .product-intro .intro-content {
        flex-direction: column;
        gap: 30px;
    }

    .product-intro .intro-contact {
        width: 100%;
        min-width: auto;
    }

    .contact-box {
        justify-content: center;
    }

    .contact-number {
        font-size: 20px;
    }
}