body {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 50%, #e2e8f0 100%);
    min-height: 100vh;
}

.brand-info-container {
    max-width: 1200px;
    margin: 110px auto 64px;
    padding: 0 2rem;
}

/* 面包屑导航 */
.breadcrumb {
    margin-bottom: 24px;
    font-size: 14px;
    color: #64748b;
}
.breadcrumb a { 
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: #667eea;
    text-decoration: none; 
    transition: all .3s;
    font-weight: 600;
}
.breadcrumb a:hover { 
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: #764ba2;
    transform: translateX(2px);
}
.breadcrumb span { margin: 0 8px; color: #cbd5e0; }

.brand-info-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    padding: 3rem;
    margin-bottom: 2rem;
}

.brand-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #f1f5f9;
}

.brand-name {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.brand-description {
    font-size: 1.1rem;
    color: #64748b;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.brand-content {
    margin-top: 2rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-title i {
    color: #667eea;
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.features-list li {
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: #f8fafc;
    border-radius: 10px;
    border-left: 4px solid #667eea;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    transition: all 0.3s;
}

.features-list li:hover {
    background: #f1f5f9;
    transform: translateX(5px);
}

.features-list li i {
    color: #667eea;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.applications-section {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
}

.applications-text {
    font-size: 1rem;
    color: #475569;
    line-height: 1.8;
}

.products-section {
    margin-top: 3rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.product-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    border: 1px solid #e2e8f0;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.product-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.product-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #f1f5f9;
}

.product-type {
    font-size: 0.9rem;
    color: #64748b;
}

.product-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: #667eea;
}

.product-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.product-link:hover {
    text-decoration: none;
}

@media (max-width: 768px) {
    .brand-info-container {
        padding: 0 1rem;
        margin-top: 90px;
    }

    .brand-info-card {
        padding: 1.5rem;
    }

    .brand-name {
        font-size: 2rem;
    }

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