body {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #333;
    line-height: 1.6;
}

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
    padding: 15px 0;
}

.navbar-brand {
    font-weight: bold;
    font-size: 24px;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 10px 15px !important;
    transition: color 0.3s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: #667eea !important;
}

.dropdown-menu {
    border: none;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    border-radius: 8px;
}

.dropdown-item {
    padding: 10px 20px;
    transition: all 0.3s;
}

.dropdown-item:hover,
.dropdown-item.active {
    background: #667eea;
    color: white;
}

.carousel {
    margin-bottom: 0;
}

.carousel-item {
    transition: transform 0.6s ease;
}

.carousel-caption {
    bottom: 40%;
}

.carousel-caption h2 {
    font-size: 48px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.carousel-caption p {
    font-size: 24px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.carousel-indicators li {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 5px;
}

.section-title h2 {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 10px;
}

.section-title p {
    font-size: 18px;
}

.feature-box {
    background: white;
    border-radius: 10px;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.feature-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.service-card,
.equipment-card,
.case-card,
.news-card {
    transition: all 0.3s;
    overflow: hidden;
}

.service-card:hover,
.equipment-card:hover,
.case-card:hover,
.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.service-card .card-img-top,
.equipment-card .card-img-top,
.case-card .card-img-top,
.news-card .card-img-top {
    transition: transform 0.3s;
}

.service-card:hover .card-img-top,
.equipment-card:hover .card-img-top,
.case-card:hover .card-img-top,
.news-card:hover .card-img-top {
    transform: scale(1.05);
}

.testimonial-card {
    transition: all 0.3s;
}

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

.page-header {
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    background-size: 20px 20px;
}

.stat-card {
    transition: all 0.3s;
}

.stat-card:hover {
    transform: scale(1.05);
}

.culture-card {
    transition: all 0.3s;
}

.culture-card:hover {
    transform: translateY(-10px);
}

.team-card {
    transition: all 0.3s;
}

.team-card img {
    transition: transform 0.3s;
    border: 4px solid #fff;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

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

.price {
    font-size: 1.25rem;
}

.service-content,
.news-content {
    font-size: 16px;
    line-height: 1.8;
}

.service-content img,
.news-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 15px 0;
}

.breadcrumb {
    background: transparent;
}

.cta-section {
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="80" r="3" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    background-size: 50px 50px;
}

.footer {
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.features-list,
.specifications-list {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
}

.features-list pre,
.specifications-list pre {
    font-family: inherit;
    white-space: pre-wrap;
    margin: 0;
}

.contact-sidebar .price-box {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
}

.contact-sidebar .price-box h3 {
    font-size: 2rem;
}

@media (max-width: 768px) {
    .carousel-caption h2 {
        font-size: 28px;
    }
    
    .carousel-caption p {
        font-size: 16px;
    }
    
    .section-title h2 {
        font-size: 28px;
    }
    
    .carousel-item {
        height: 400px;
    }
    
    .carousel-item > div {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 100%;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 18px;
    }
    
    .carousel-item {
        height: 350px;
    }
}

.animate__animated {
    animation-duration: 1s;
}

.animate__delay-1s {
    animation-delay: 0.5s;
}

.animate__delay-2s {
    animation-delay: 1s;
}

.equipment-sidebar .contact-info {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a6fd6 0%, #6a4190 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-outline-primary {
    color: #667eea;
    border-color: #667eea;
}

.btn-outline-primary:hover {
    background: #667eea;
    border-color: #667eea;
}

.badge-primary {
    background: #667eea;
}

.bg-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

.text-primary {
    color: #667eea !important;
}

.page-link {
    color: #667eea;
}

.page-link:hover {
    color: #5a6fd6;
    background: #f8f9fa;
}

.page-item.active .page-link {
    background: #667eea;
    border-color: #667eea;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.list-group-item.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: #667eea;
}

.icon-box {
    flex-shrink: 0;
}

.media img {
    object-fit: cover;
}

.hover-overlay {
    position: relative;
    overflow: hidden;
}

.hover-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.8), rgba(118, 75, 162, 0.8));
    opacity: 0;
    transition: opacity 0.3s;
}

.hover-overlay:hover::after {
    opacity: 1;
}