* {
    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: #f5f5f5;
}

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

/* Header */
header {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%),
                url('https://images.unsplash.com/photo-1497366216548-37526070297c?w=1920&h=1080&fit=crop') center/cover;
    color: white;
    padding: 60px 0;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.85) 0%, rgba(118, 75, 162, 0.85) 100%);
    z-index: 1;
}

header .container {
    position: relative;
    z-index: 2;
}

.logo {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2em;
    opacity: 0.9;
    font-weight: 300;
}

/* Main Content */
main {
    padding: 40px 0;
}

section {
    background: white;
    margin: 30px auto;
    padding: 40px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    max-width: 1200px;
}

section h2 {
    color: #667eea;
    font-size: 2em;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid #667eea;
}

/* Hero Section */
.hero {
    text-align: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-text {
    text-align: left;
}

.hero-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.hero-image:hover img {
    transform: scale(1.05);
}

.intro {
    font-size: 1.2em;
    color: #666;
    line-height: 1.8;
    margin-top: 20px;
}

.vision {
    margin-top: 20px;
    font-style: italic;
    color: #555;
    border-left: 3px solid #667eea;
    padding-left: 20px;
}

/* Company Info */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.info-item {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 6px;
    border-left: 4px solid #667eea;
}

.info-item strong {
    display: block;
    color: #667eea;
    margin-bottom: 8px;
    font-size: 0.95em;
}

.info-item span {
    display: block;
    color: #333;
    font-size: 1.1em;
}

.note {
    display: block;
    color: #999;
    font-size: 0.85em;
    margin-top: 5px;
    font-style: italic;
}

/* Business Section */
.business-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.business-item {
    padding: 0;
    background: white;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.business-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.business-icon {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: #f8f9fa;
}

.business-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.business-item:hover .business-icon img {
    transform: scale(1.1);
}

.business-item h3,
.business-item p {
    padding: 0 25px;
}

.business-item h3 {
    padding-top: 25px;
}

.business-item p {
    padding-bottom: 25px;
}

.business-item h3 {
    color: #667eea;
    margin-bottom: 12px;
    font-size: 1.3em;
}

.business-item p {
    color: #666;
    line-height: 1.7;
}

/* Contact Section */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.contact-item {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 6px;
    border-left: 4px solid #667eea;
}

.contact-item strong {
    display: block;
    color: #667eea;
    margin-bottom: 8px;
    font-size: 0.95em;
}

.contact-item a {
    color: #667eea;
    text-decoration: none;
    font-size: 1.1em;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.contact-item span {
    display: block;
    color: #333;
    font-size: 1.1em;
}

/* Footer */
footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 40px;
}

footer p {
    margin: 5px 0;
}

.icp {
    font-size: 0.9em;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo {
        font-size: 2em;
    }
    
    header {
        padding: 40px 0;
    }
    
    section {
        padding: 30px 15px;
    }
    
    section h2 {
        font-size: 1.6em;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .info-grid,
    .business-list,
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .business-icon {
        height: 180px;
    }
}