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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow: 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);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

/* Navigation */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

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

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.brand-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.nav-brand h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.brand-domain {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    color: white;
    padding: 120px 20px;
    text-align: center;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    background-image: url('/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.9;
    z-index: 0;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.8) 0%, rgba(30, 64, 175, 0.8) 100%);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Section Styles */
section {
    padding: 80px 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* Overview Section */
.overview {
    background: var(--bg-light);
}

.overview-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.overview-text p {
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
}

.domain-note {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--bg-light);
    border-left: 4px solid var(--primary-color);
    border-radius: 4px;
}

.domain-note strong {
    color: var(--primary-color);
    font-weight: 600;
}

.overview-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-weight: 500;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}

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

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-light);
    position: relative;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-icon-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    background: var(--bg-light);
}

.service-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.service-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-content p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1rem;
    flex: 1;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
    margin-top: auto;
}

.service-link:hover {
    color: var(--secondary-color);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

/* Featured Categories Section */
.featured-categories {
    background: var(--bg-light);
    padding: 80px 20px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.category-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.category-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.category-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Why Choose Us Section */
.why-choose-us {
    padding: 80px 20px;
    background: white;
}

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

.why-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

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

.why-list li {
    margin-bottom: 2rem;
}

.why-list li strong {
    display: block;
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.why-list li p {
    color: var(--text-light);
    line-height: 1.7;
}

.why-image {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.why-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Business Nature Section */
.business-nature {
    background: var(--bg-light);
}

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

.business-content h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.business-content > p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.business-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.business-list li {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    font-weight: 500;
    color: var(--text-dark);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    padding: 80px 20px;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* About Page Styles */
.company-info {
    padding: 80px 20px;
}

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

.info-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.info-card h2 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.info-card p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.info-card strong {
    color: var(--text-dark);
}

/* Brand Story Section */
.brand-story {
    padding: 80px 20px;
    background: white;
}

.brand-story-content {
    max-width: 1000px;
    margin: 0 auto;
}

.brand-story-content h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.brand-info {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.brand-text {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 12px;
}

.brand-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.brand-text strong {
    color: var(--primary-color);
    font-weight: 600;
}

.brand-highlight {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.brand-highlight h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: white;
}

.domain-name {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
    letter-spacing: 1px;
}

.domain-desc {
    font-size: 1rem;
    opacity: 0.95;
    line-height: 1.6;
}

.mission-vision {
    background: var(--bg-light);
    padding: 80px 20px;
}

.mission-content,
.vision-content {
    max-width: 800px;
    margin: 0 auto 3rem;
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.mission-content h2,
.vision-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.mission-content p,
.vision-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
}

.business-details {
    padding: 80px 20px;
}

.business-details h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.business-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.business-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.business-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.business-item p {
    color: var(--text-light);
    line-height: 1.7;
}

.company-structure {
    background: var(--bg-light);
    padding: 80px 20px;
}

.company-structure h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

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

.structure-item {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.structure-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.structure-item p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.structure-item strong {
    color: var(--text-dark);
}

.values {
    padding: 80px 20px;
}

.values h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.value-item {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
}

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

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.value-item p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Services Page Styles */
.services-detail {
    padding: 80px 20px;
}

.service-detail-card {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 3rem;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.service-detail-image {
    width: 100%;
    height: 100%;
    min-height: 300px;
    overflow: hidden;
    background: var(--bg-light);
    position: relative;
}

.service-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-detail-icon-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    background: var(--bg-light);
}

.service-detail-content {
    padding: 3rem;
}

.service-detail-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.service-detail-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.service-detail-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.service-detail-content ul {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.service-detail-content ul li {
    margin-bottom: 0.75rem;
    color: var(--text-light);
    line-height: 1.8;
}

.why-choose {
    background: var(--bg-light);
    padding: 80px 20px;
}

.why-choose h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

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

.why-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.why-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.why-item p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Contact Page Styles */
.contact-section {
    padding: 80px 20px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.contact-info > p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
}

.contact-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-item p {
    color: var(--text-light);
    line-height: 1.8;
}

.contact-item strong {
    color: var(--text-dark);
}

.contact-form-container {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.contact-form-container h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

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

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 6px;
    display: none;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    display: block;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    display: block;
}

.map-section {
    background: var(--bg-light);
    padding: 80px 20px;
}

.map-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.map-placeholder {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.map-placeholder p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.map-note {
    margin-top: 1.5rem;
    font-style: italic;
    color: var(--text-light);
}

/* Product Page Styles */
.product-categories {
    padding: 80px 20px;
    background: var(--bg-light);
}

.product-series {
    margin-bottom: 4rem;
}

.series-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
    text-align: center;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--primary-color);
}

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

.product-card {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.product-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    background: var(--bg-light);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-info {
    padding: 2rem;
}

.product-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-info p {
    color: var(--text-light);
    line-height: 1.7;
}

.recyclable-series {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-top: 3rem;
}

.recyclable-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 2rem;
}

.recyclable-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.recyclable-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.recyclable-features {
    list-style: none;
}

.recyclable-features li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.8;
}

.recyclable-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.recyclable-features li strong {
    color: var(--text-dark);
}

.recyclable-image {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.recyclable-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.key-points {
    padding: 80px 20px;
    background: white;
}

.key-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.key-point-card {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.key-point-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.key-point-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.key-point-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.key-point-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.manufacturing-showcase {
    padding: 80px 20px;
    background: var(--bg-light);
}

.manufacturing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.manufacturing-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.manufacturing-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.manufacturing-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.manufacturing-item h3 {
    font-size: 1.5rem;
    margin: 1.5rem 1.5rem 1rem;
    color: var(--text-dark);
}

.manufacturing-item p {
    color: var(--text-light);
    line-height: 1.7;
    margin: 0 1.5rem 1.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

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

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

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

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

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

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

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

    .brand-info {
        grid-template-columns: 1fr;
    }

    .brand-story-content h2 {
        font-size: 2rem;
    }

    .domain-name {
        font-size: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

    .why-image {
        height: 300px;
    }

    .service-detail-card {
        grid-template-columns: 1fr;
    }

    .service-detail-image {
        min-height: 250px;
    }

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

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

    .recyclable-image {
        height: 300px;
    }

    .key-points-grid {
        grid-template-columns: 1fr;
    }

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

    .logo-img {
        height: 40px;
    }

    .nav-brand {
        flex-wrap: wrap;
    }

    .brand-text h1 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px 20px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    section {
        padding: 60px 20px;
    }

    .contact-form-container {
        padding: 2rem;
    }
}

/* Our Advantages Section */
.our-advantages {
    padding: 80px 20px;
    background: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-card {
    background: var(--bg-white);
    padding: 0;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden;
}

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

.advantage-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.advantage-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.advantage-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
}

.advantage-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 1.5rem 1.5rem 1rem 1.5rem;
}

.advantage-card p {
    color: var(--text-light);
    line-height: 1.8;
    padding: 0 1.5rem 1.5rem 1.5rem;
}

/* Our Clients Section */
.our-clients {
    padding: 80px 20px;
    background: var(--bg-light);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.client-item {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 150px;
    transition: transform 0.3s;
}

.client-item:hover {
    transform: scale(1.05);
}

.client-item img {
    max-width: 100%;
    max-height: 120px;
    object-fit: contain;
}

/* Milestones Timeline */
.milestones-timeline {
    padding: 80px 20px;
    background: var(--bg-white);
}

.timeline-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.timeline-intro h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.timeline-intro p {
    font-size: 1.2rem;
    color: var(--text-light);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 3rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 0.5rem;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 4px solid var(--bg-white);
    box-shadow: 0 0 0 3px var(--primary-color);
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Certificates Section */
.certificates-section {
    padding: 80px 20px;
    background: var(--bg-white);
}

.certificate-category {
    margin-bottom: 4rem;
}

.certificate-category h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

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

.certificate-item {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
}

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

.certificate-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1rem;
    max-height: 400px;
    object-fit: contain;
}

.certificate-item p {
    color: var(--text-dark);
    font-weight: 500;
}

/* Factory Pages */
.factory-intro {
    padding: 80px 20px;
    background: var(--bg-white);
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.intro-content h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.intro-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.factory-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.factory-stat {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: left;
}

.factory-stat strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.factory-locations {
    padding: 80px 20px;
    background: var(--bg-light);
}

.locations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.location-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.location-card:hover {
    transform: translateY(-5px);
}

.location-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.location-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.location-content {
    padding: 2rem;
}

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

.location-content p {
    color: var(--text-light);
    line-height: 1.8;
}

.factory-procedure {
    padding: 80px 20px;
    background: var(--bg-white);
}

.procedure-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.procedure-step {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border-left: 4px solid var(--primary-color);
}

.procedure-step h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.procedure-step p {
    color: var(--text-light);
}

/* Factory Gallery */
.factory-gallery {
    padding: 80px 20px;
    background: var(--bg-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 20px 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Responsive adjustments for new sections */
@media (max-width: 768px) {
    .advantages-grid {
        grid-template-columns: 1fr;
    }

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

    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-item {
        padding-left: 2rem;
    }

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

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

    .procedure-steps {
        grid-template-columns: 1fr;
    }

    .page-header h1 {
        font-size: 2rem;
    }
}

/* Quick Links Section */
.quick-links-section {
    padding: 80px 20px;
    background: var(--bg-light);
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.quick-link-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s, box-shadow 0.3s;
    display: block;
}

.quick-link-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.quick-link-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.quick-link-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.quick-link-card p {
    color: var(--text-light);
}

@media (max-width: 768px) {
    .quick-links-grid {
        grid-template-columns: 1fr;
    }

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

    .gallery-item img {
        height: 250px;
    }
}