/* 业务页面专用样式 */

/* 业务页面Banner */
.business-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.business-banner-content {
    max-width: 800px;
    margin: 0 auto;
}

.business-icon-large {
    font-size: 5rem;
    margin-bottom: 2rem;
}

.business-banner h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.business-banner p {
    font-size: 1.25rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* 业务详情区域 */
.business-detail {
    padding: 80px 0;
    background: var(--bg-light);
}

.business-content {
    max-width: 1000px;
    margin: 0 auto;
}

.business-intro {
    margin-bottom: 4rem;
}

.business-intro h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 700;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.service-item {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.service-content h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

/* 业务特色 */
.business-features {
    margin-top: 4rem;
}

.business-features h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-card h4 {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 联系咨询区域 */
.business-contact {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.contact-cta {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.contact-cta p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.contact-cta a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.contact-cta a:hover {
    opacity: 0.8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .business-banner {
        padding: 60px 0;
    }

    .business-icon-large {
        font-size: 4rem;
    }

    .business-banner h1 {
        font-size: 1.75rem;
    }

    .business-banner p {
        font-size: 1.1rem;
    }

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

    .business-intro h2,
    .business-features h2 {
        font-size: 1.75rem;
    }

    .service-item {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }

    .service-icon {
        margin: 0 auto;
    }

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

    .contact-cta h2 {
        font-size: 1.75rem;
    }

    .contact-cta p {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .business-banner h1 {
        font-size: 1.5rem;
    }

    .business-icon-large {
        font-size: 3rem;
    }

    .service-content h3 {
        font-size: 1.25rem;
    }

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