:root {
    --primary-color: #0f223f; /* Dark Blue */
    --primary-light: #183561;
    --secondary-color: #76a741; /* Green */
    --text-color: #333333;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --border-color: #eaeaea;
    --font-family: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

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

.container-fluid {
    width: 100%;
    padding: 0 40px;
}

.section {
    padding: 80px 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-green { color: var(--secondary-color); }
.bg-light { background-color: var(--bg-light); }
.bg-primary { background-color: var(--primary-color); }
.bg-dark-blue { background-color: #0c1a30; }
.text-white { color: var(--white); }
.mt-4 { margin-top: 2rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 14px;
    gap: 10px;
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

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

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

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 110px;
}

.nav ul {
    display: flex;
    gap: 40px;
}

.nav a {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    position: relative;
    padding-bottom: 5px;
}

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

.nav a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
}

.nav i {
    font-size: 10px;
    margin-left: 4px;
}
/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    min-width: 220px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-radius: 8px;
    padding: 10px 0;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu a {
    padding: 0px 20px;
    display: block;
    width: 100%;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-color);
}

.dropdown-menu a::after {
    display: none !important;
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 30px;
}

.header-actions .btn {
    font-size: 16px;
    padding: 14px 28px;
}

.lang-switcher {
    font-size: 16px;
    font-weight: 600;
}

.lang-switcher .active {
    color: var(--primary-color);
}

.lang-switcher span:not(.active) {
    color: var(--text-light);
    cursor: pointer;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    color: var(--primary-color);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(255, 255, 255, 0.520), rgba(255, 255, 255, 0.520)), url('arka.jpeg') center/cover no-repeat;
    padding: 100px 0 140px;
    position: relative;
    min-height: 700px;
}

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

.hero h1 {
    font-size: 56px;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.hero p {
    font-size: 20px;
    color: var(--text-color);
    margin-bottom: 40px;
    font-weight: 500;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 15px;
}

.feature-item i {
    font-size: 36px;
    color: var(--primary-color);
}

.feature-item span {
    font-size: 15px;
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-buttons .btn {
    font-size: 18px;
    padding: 16px 32px;
}

/* Info Bar */
.info-bar {
    background: rgba(15, 34, 63, 0.95);
    color: var(--white);
    padding: 30px 0;
    border-radius: 8px;
    max-width: 1150px;
    margin: -50px auto 50px;
    position: relative;
    z-index: 10;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

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

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 0 20px;
    border-right: 1px solid rgba(255,255,255,0.2);
    flex: 1;
    justify-content: center;
}

.info-item:last-child {
    border-right: none;
}

.info-item i {
    font-size: 36px;
    opacity: 0.8;
}

.info-text {
    display: flex;
    flex-direction: column;
}

.info-text strong {
    font-size: 18px;
    font-weight: 600;
}

.info-text span {
    font-size: 14px;
    opacity: 0.8;
}

/* Section Titles */
.section-subtitle {
    color: var(--secondary-color);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-subtitle::before, .section-subtitle::after {
    content: '';
    height: 1px;
    width: 30px;
    background-color: var(--secondary-color);
    display: inline-block;
}

.section-subtitle.left-align {
    justify-content: flex-start;
}

.section-subtitle.left-align::before {
    display: none;
}

.section-title {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 40px;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px 25px;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transform: translateY(-5px);
    border-color: var(--secondary-color);
}

.icon-wrapper {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--bg-light);
    color: var(--primary-color);
    font-size: 28px;
}

.service-card h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-card p {
    font-size: 14px;
    color: var(--text-light);
}

/* Export Section */
.export-container {
    display: flex;
    gap: 80px;
    align-items: center;
}

.export-content {
    flex: 1;
}

.export-content h2 {
    font-size: 42px;
    margin-bottom: 25px;
    color: var(--primary-color);
    line-height: 1.2;
}

.export-content p {
    color: var(--text-light);
    margin-bottom: 35px;
    font-size: 18px;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    font-weight: 500;
    font-size: 16px;
}

.export-images {
    flex: 1.2;
}

.img-grid {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    grid-template-rows: auto auto;
    gap: 15px;
}

.img-grid > img {
    border-radius: 8px;
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 220px;
}

.stats-box {
    background: var(--white);
    border-radius: 8px;
    padding: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    border: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.stat-item i {
    font-size: 32px;
    color: var(--secondary-color);
}

.stat-item div {
    display: flex;
    flex-direction: column;
}

.stat-item strong {
    font-size: 20px;
    color: var(--primary-color);
}

.stat-item span {
    font-size: 13px;
    color: var(--text-light);
}

/* Certificates */
.cert-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cert-text h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.cert-text p {
    font-size: 18px;
    opacity: 0.9;
}

.cert-logos {
    display: flex;
    gap: 40px;
    align-items: center;
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 10px;
    opacity: 0.8;
    transition: var(--transition);
}

.cert-item:hover {
    opacity: 1;
}

.cert-item i {
    font-size: 50px;
}

.cert-item span {
    font-size: 16px;
    font-weight: 600;
}

/* CTA */
.cta-container {
    background-color: var(--bg-light);
    border-radius: 8px;
    padding: 60px 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 6px solid var(--secondary-color);
}

.cta-content {
    display: flex;
    align-items: center;
    gap: 30px;
}

.cta-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(118, 167, 65, 0.1);
    color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.cta-text h2 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.cta-text p {
    color: var(--text-light);
    font-size: 18px;
}

.cta-container .btn {
    font-size: 18px;
    padding: 16px 32px;
}

/* Footer */
.footer {
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: 30px;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 40px;
}

.brand-col p {
    font-size: 13px;
    opacity: 0.7;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-links a {
    width: 32px;
    height: 32px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.social-links a:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-light);
}

.footer-col h4 {
    font-size: 14px;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col a {
    font-size: 13px;
    opacity: 0.7;
}

.footer-col a:hover {
    opacity: 1;
    color: var(--secondary-color);
}

.contact-col li {
    font-size: 13px;
    opacity: 0.7;
    display: flex;
    gap: 10px;
}

.contact-col i {
    margin-top: 4px;
}

.footer-bottom {
    text-align: center;
    font-size: 12px;
    opacity: 0.6;
}

/* About Page Styles */
.page-header {
    background: linear-gradient(rgba(15, 34, 63, 0.8), rgba(15, 34, 63, 0.8)), url('arka.jpeg') center/cover no-repeat;
    padding: 80px 0;
    color: var(--white);
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
    color: var(--white);
}

.page-header p {
    font-size: 18px;
    opacity: 0.9;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-desc {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.mission-vision {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.mv-box {
    display: flex;
    gap: 20px;
    background: var(--bg-light);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.mv-icon {
    font-size: 32px;
    color: var(--secondary-color);
    margin-top: 5px;
}

.mv-box h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.mv-box p {
    font-size: 15px;
    color: var(--text-light);
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--primary-color);
    color: var(--white);
    padding: 30px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 140px;
    height: 140px;
    text-align: center;
    box-shadow: 0 10px 20px rgba(15, 34, 63, 0.3);
}

.experience-badge strong {
    font-size: 36px;
    line-height: 1;
    color: var(--secondary-color);
}

.experience-badge span {
    font-size: 14px;
    font-weight: 600;
    margin-top: 5px;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info-box {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 8px;
    height: 100%;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--white);
    color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.contact-details p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
}

.contact-form-box {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.05);
}

.contact-form-box h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 15px;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 8px;
    font-family: inherit;
    font-size: 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(118, 167, 65, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Service Detail Page Styles */
.service-detail-section {
    padding: 80px 0;
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.service-main-content img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.service-main-content h2 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-main-content p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-features-list {
    margin-top: 30px;
}

.service-features-list h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-features-list ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.service-features-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-color);
}

.service-features-list i {
    color: var(--secondary-color);
    font-size: 20px;
}

.service-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sidebar-box {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
}

.sidebar-box h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid rgba(118, 167, 65, 0.2);
}

.sidebar-menu {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px;
    background: var(--white);
    border-radius: 6px;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-menu a:hover, .sidebar-menu a.active {
    background: var(--secondary-color);
    color: var(--white);
}

.sidebar-contact {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    text-align: center;
}

.sidebar-contact h3 {
    color: var(--white);
    border-color: rgba(255,255,255,0.2);
}

.sidebar-contact p {
    font-size: 15px;
    opacity: 0.9;
    margin-bottom: 20px;
    line-height: 1.6;
}

.sidebar-contact .btn {
    width: 100%;
    justify-content: center;
    background: var(--secondary-color);
    color: var(--white);
}

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

/* Products Page Styles */
.products-section {
    padding: 80px 0;
}

.products-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    background: var(--bg-light);
    border: none;
    border-radius: 30px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active, .filter-btn:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.product-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.product-info {
    padding: 20px;
    text-align: center;
}

.product-info h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.product-info p {
    font-size: 14px;
    color: var(--text-light);
}

/* Responsive */
@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .service-detail-grid {
        grid-template-columns: 1fr;
    }
    .header-container {
        flex-wrap: wrap;
        height: auto;
        min-height: 90px;
        padding-top: 15px;
        padding-bottom: 15px;
    }
    .logo {
        max-width: calc(100% - 60px);
    }
    .mobile-menu-toggle {
        display: block;
        margin-left: auto;
    }
    .nav {
        display: none;
        width: 100%;
        margin-top: 20px;
        order: 3;
    }
    .header-actions {
        display: none;
        width: 100%;
        justify-content: center;
        margin-top: 20px;
        order: 4;
    }
    .header.menu-open .nav,
    .header.menu-open .header-actions {
        display: flex;
    }
    .nav ul {
        flex-direction: column;
        gap: 15px;
        align-items: center;
        width: 100%;
    }
    .dropdown-menu {
        position: static;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        background: rgba(0,0,0,0.03);
        margin-top: 10px;
        width: 100%;
    }
    .dropdown.open .dropdown-menu {
        display: flex;
    }
    .dropdown > a {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 10px;
    }
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .export-container {
        flex-direction: column;
    }
    .cert-container {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 50px 0;
    }
    .page-header h1 {
        font-size: 32px;
    }
    .experience-badge {
        width: 100px;
        height: 100px;
        padding: 15px;
        bottom: -20px;
        left: -10px;
    }
    .experience-badge strong {
        font-size: 24px;
    }
    .experience-badge span {
        font-size: 11px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .hero-features {
        grid-template-columns: repeat(2, 1fr);
    }
    .info-container {
        flex-direction: column;
        gap: 20px;
    }
    .info-item {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.2);
        padding-bottom: 20px;
        width: 100%;
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .img-grid {
        grid-template-columns: 1fr;
    }
    .stats-box {
        grid-template-columns: 1fr;
    }
    .cert-logos {
        flex-wrap: wrap;
        justify-content: center;
    }
    .cta-container {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    .cta-content {
        flex-direction: column;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
}