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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Navigation */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.nav-brand h1 {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
}

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

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
}

.nav-menu a:hover {
    opacity: 0.8;
}

.lang-switch button {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.lang-switch button:hover {
    background: white;
    color: #667eea;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8rem 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.btn-primary {
    display: inline-block;
    background: white;
    color: #667eea;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* Services Overview */
.services-overview {
    padding: 5rem 0;
    background: white;
}

.services-overview h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2d3748;
}

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

.service-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: #667eea;
    box-shadow: 0 10px 30px rgba(102,126,234,0.2);
}

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

.service-card h3 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Why Us Section */
.why-us {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

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

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

.feature {
    background: rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

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

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5rem 0;
    text-align: center;
}

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

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

/* Services Detail */
.services-detail {
    padding: 5rem 0;
    background: white;
}

.service-item {
    margin-bottom: 4rem;
    padding: 3rem;
    background: #f8f9fa;
    border-radius: 15px;
    border-left: 5px solid #667eea;
}

.service-content h2 {
    color: #2d3748;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-content p {
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.service-content ul {
    list-style: none;
    padding-left: 0;
}

.service-content ul li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #4a5568;
}

.service-content ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

/* Company Info */
.company-info {
    padding: 5rem 0;
    background: white;
}

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

.info-content h2 {
    color: #2d3748;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.info-content p {
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.info-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.stat-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

/* Industry Focus */
.industry-focus {
    padding: 5rem 0;
    background: #f8f9fa;
}

.industry-focus h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2d3748;
}

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

.industry-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(102,126,234,0.3);
}

.industry-card h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.industry-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Company Details */
.company-details {
    padding: 5rem 0;
    background: white;
}

.company-details h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2d3748;
}

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

.detail-item {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    border-top: 4px solid #667eea;
}

.detail-item h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.detail-item p {
    color: #4a5568;
    line-height: 1.6;
}

/* Mission & Vision */
.mission-vision {
    padding: 5rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

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

.mv-item {
    background: rgba(255,255,255,0.1);
    padding: 3rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.mv-item h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.mv-item p {
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2 {
    color: #2d3748;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

.contact-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #667eea;
}

.contact-item h3 {
    color: #667eea;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #2d3748;
    margin: 0;
}

.contact-item a {
    color: #667eea;
    text-decoration: none;
}

/* Contact Form */
.contact-form h2 {
    color: #2d3748;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

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

.form-group label {
    display: block;
    color: #2d3748;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #e2e8f0;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.contact-form button {
    width: 100%;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    text-align: center;
}

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

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Legal Content */
.legal-content {
    padding: 5rem 0;
    background: white;
}

.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.content-wrapper h2 {
    color: #2d3748;
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-wrapper h3 {
    color: #4a5568;
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.content-wrapper p {
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.content-wrapper ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.content-wrapper ul li {
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-col h3,
.footer-col h4 {
    margin-bottom: 1rem;
}

.footer-col p {
    opacity: 0.8;
    line-height: 1.6;
}

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

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

.footer-col a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-col a:hover {
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
}

.footer-bottom p {
    opacity: 0.7;
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .services-grid,
    .features-grid,
    .industry-grid,
    .details-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid,
    .contact-grid,
    .mv-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}