/* 页面标题样式 */
.page-header {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('../images/business-banner.png');
    background-size: cover;
    background-position: center;
    height: 300px;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
    margin-top: 80px;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--secondary-color);
}

.breadcrumb .separator {
    color: rgba(255,255,255,0.6);
}

.breadcrumb .current {
    color: var(--secondary-color);
}

/* 业务部分通用样式 */
.business-section {
    padding: 100px 0;
}

.business-section.bg-light {
    background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 600;
}

.section-header .subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* 业务内容样式 */
.business-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

.business-content.reverse {
    grid-template-columns: 0.8fr 1.2fr;
}

.business-content.reverse .business-text {
    order: 2;
}

.business-content.reverse .business-image {
    order: 1;
}

.business-text {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.text-content h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.text-content p {
    color: #444;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
}

.service-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.service-list li {
    color: #555;
    font-size: 1rem;
    padding-left: 25px;
    position: relative;
    line-height: 1.6;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.business-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 0;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    overflow: hidden;
    padding: 0 0 20px 0;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.feature-icon {
    width: 100%;
    height: 140px;
    margin: 0 auto 20px;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
}

.feature-card h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.feature-card p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
}

.business-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* 响应式样式 */
@media screen and (max-width: 1200px) {
    .business-content,
    .business-content.reverse {
        grid-template-columns: 1fr 1fr;
    }

    .service-list {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 992px) {
    .business-content,
    .business-content.reverse {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .business-content.reverse .business-text {
        order: 1;
    }

    .business-content.reverse .business-image {
        order: 2;
    }

    .business-features {
        grid-template-columns: repeat(2, 1fr);
    }

    .text-content h3 {
        font-size: 1.6rem;
    }
}

@media screen and (max-width: 768px) {
    .page-header {
        height: 200px;
        margin-top: 60px;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

    .business-section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .business-features {
        grid-template-columns: 1fr;
    }

    .text-content h3 {
        font-size: 1.4rem;
    }

    .text-content p {
        font-size: 1rem;
    }
}

@media screen and (max-width: 576px) {
    .page-header h1 {
        font-size: 1.8rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .feature-card {
        /* padding: 20px; */
    }

    .feature-icon {
        /* width: 60px;
        height: 60px; */
    }
}