* {
    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;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 60px 0;
}

.company-name {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.company-subtitle {
    font-size: 1.2rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.company-desc {
    font-size: 1.1rem;
    margin-bottom: 10px;
    opacity: 0.8;
}

.company-motto {
    font-size: 1rem;
    opacity: 0.8;
}

/* Main Content */
.main {
    padding: 60px 0;
}

section {
    margin-bottom: 60px;
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

section h2 {
    font-size: 2rem;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

/* Company Info */
.info-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #555;
}

/* Business Scope */
.business-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.business-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.business-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.business-item:nth-child(1) {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.business-item:nth-child(2) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.business-item:nth-child(3) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.business-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    font-size: 24px;
}

.business-icon.ios::before {
    content: '📱';
}

.business-icon.web::before {
    content: '🌐';
}

.business-icon.ai::before {
    content: '🤖';
}

.business-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

/* Team Culture */
.culture-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.culture-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 12px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.culture-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.culture-item:nth-child(1) {
    border-left: 4px solid #007bff;
}

.culture-item:nth-child(2) {
    border-left: 4px solid #6f42c1;
}

.culture-item:nth-child(3) {
    border-left: 4px solid #28a745;
}

.culture-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.culture-icon.productivity {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
}

.culture-icon.productivity::before {
    content: '⚡';
}

.culture-icon.expansion {
    background: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
}

.culture-icon.expansion::before {
    content: '🔥';
}

.culture-icon.product {
    background: linear-gradient(135deg, #e8f5e8 0%, #c8e6c9 100%);
}

.culture-icon.product::before {
    content: '🎯';
}

.culture-item h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #333;
}

.culture-item p {
    color: #666;
    line-height: 1.6;
}

/* Company Culture Banner */
.culture-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    border-radius: 50px;
    text-align: center;
    margin-bottom: 30px;
}

.culture-banner h3 {
    font-size: 1.5rem;
    font-weight: bold;
}

.culture-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    text-align: center;
}

/* Contact Info */
.contact-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.contact-label {
    font-weight: bold;
    color: #333;
    margin-right: 10px;
    min-width: 60px;
}

.contact-value {
    color: #666;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 50px 0;
}

.footer h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.footer p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-company {
    font-size: 1.2rem;
    font-weight: bold;
}

.footer-english {
    font-style: italic;
    margin-bottom: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header {
        padding: 40px 0;
    }
    
    .company-name {
        font-size: 2rem;
    }
    
    .company-subtitle {
        font-size: 1rem;
    }
    
    .company-desc, .company-motto {
        font-size: 0.9rem;
    }
    
    section {
        padding: 30px 20px;
        margin-bottom: 40px;
    }
    
    section h2 {
        font-size: 1.6rem;
    }
    
    .business-items {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .culture-items {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-details {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .contact-label {
        margin-bottom: 5px;
    }
    
    .culture-banner h3 {
        font-size: 1.2rem;
    }
    
    .main {
        padding: 40px 0;
    }
}

@media (max-width: 480px) {
    .company-name {
        font-size: 1.8rem;
    }
    
    section {
        padding: 20px 15px;
    }
    
    .business-item, .culture-item {
        padding: 20px 15px;
    }
    
    .culture-banner {
        padding: 20px;
        border-radius: 25px;
    }
    
    .culture-banner h3 {
        font-size: 1.1rem;
    }
    
    .culture-desc {
        font-size: 1rem;
    }
}