/* ==========================================
   业务领域样式 - Business Page Styles
   ========================================== */

/* 业务概览 Business Overview */
.business-overview-text {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 2;
    color: #666;
    text-align: center;
}

/* 业务详情 Business Detail */
.business-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.business-detail-grid.reverse {
    direction: rtl;
}

.business-detail-grid.reverse > * {
    direction: ltr;
}

.business-detail-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    position: relative;
}

.business-detail-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 61, 130, 0.1) 0%, rgba(0, 102, 204, 0.1) 100%);
    z-index: 1;
    transition: opacity 0.3s ease;
}

.business-detail-image:hover::before {
    opacity: 0;
}

.business-detail-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

.business-detail-content {
    padding: 20px 0;
}

.business-detail-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0066cc 0%, #003d82 100%);
    border-radius: 50%;
    font-size: 36px;
    color: #fff;
    margin-bottom: 25px;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.3);
}

.business-detail-title {
    font-size: 32px;
    font-weight: 700;
    color: #003d82;
    margin-bottom: 20px;
}

.business-detail-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #0066cc, #ff9900);
    border-radius: 2px;
    margin-bottom: 30px;
}

.business-detail-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #003d82;
    margin-top: 25px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.business-detail-subtitle::before {
    content: '';
    width: 4px;
    height: 20px;
    background-color: #ff9900;
    border-radius: 2px;
}

.business-detail-text {
    font-size: 16px;
    line-height: 1.9;
    color: #666;
    margin-bottom: 20px;
    text-align: justify;
}

.business-detail-list {
    list-style: none;
    margin-bottom: 25px;
}

.business-detail-list li {
    font-size: 15px;
    color: #555;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.6;
}

.business-detail-list i {
    color: #0066cc;
    font-size: 16px;
    flex-shrink: 0;
}

.business-service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.service-tag {
    display: inline-block;
    padding: 8px 20px;
    background-color: #e8f4ff;
    color: #0066cc;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.service-tag:hover {
    background-color: #0066cc;
    color: #fff;
    transform: translateY(-2px);
}

/* 服务流程 Service Process */
.process-steps {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1100px;
    margin: 0 auto;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
}

.process-step-number {
    position: absolute;
    top: -15px;
    right: 20px;
    font-size: 48px;
    font-weight: 700;
    color: rgba(0, 102, 204, 0.1);
    z-index: 0;
}

.process-step-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0066cc 0%, #003d82 100%);
    border-radius: 50%;
    font-size: 40px;
    color: #fff;
    position: relative;
    z-index: 1;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.3);
    transition: all 0.3s ease;
}

.process-step:hover .process-step-icon {
    transform: scale(1.1) rotateY(360deg);
    background: linear-gradient(135deg, #ff9900 0%, #e68a00 100%);
}

.process-step-title {
    font-size: 18px;
    font-weight: 600;
    color: #003d82;
    margin-bottom: 10px;
}

.process-step-text {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.process-arrow {
    font-size: 24px;
    color: #0066cc;
    margin: 0 15px;
    flex-shrink: 0;
}

/* CTA区域 Call to Action */
.business-cta {
    background: linear-gradient(135deg, #003d82 0%, #0066cc 100%);
    position: relative;
    overflow: hidden;
}

.business-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}

.cta-content {
    text-align: center;
    color: #fff;
    position: relative;
    z-index: 1;
    padding: 40px 0;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-text {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Footer社交媒体 */
.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #bbb;
    font-size: 18px;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background-color: #0066cc;
    color: #fff;
    transform: translateY(-3px);
}

/* 响应式设计 Responsive */
@media (max-width: 1200px) {
    .process-steps {
        max-width: 100%;
    }

    .process-arrow {
        font-size: 20px;
        margin: 0 10px;
    }
}

@media (max-width: 992px) {
    .business-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .business-detail-grid.reverse {
        direction: ltr;
    }

    .business-detail-title {
        font-size: 28px;
    }

    .process-steps {
        flex-wrap: wrap;
        gap: 30px;
    }

    .process-step {
        flex: 0 0 calc(50% - 15px);
    }

    .process-arrow {
        display: none;
    }
}

@media (max-width: 768px) {
    .business-overview-text {
        font-size: 15px;
        text-align: left;
    }

    .business-detail-icon {
        width: 70px;
        height: 70px;
        font-size: 32px;
    }

    .business-detail-title {
        font-size: 24px;
    }

    .business-detail-subtitle {
        font-size: 18px;
    }

    .business-detail-text {
        font-size: 15px;
    }

    .business-service-tags {
        gap: 10px;
    }

    .service-tag {
        font-size: 13px;
        padding: 6px 15px;
    }

    .process-step {
        flex: 0 0 100%;
    }

    .cta-title {
        font-size: 28px;
    }

    .cta-text {
        font-size: 16px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .business-detail-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }

    .business-detail-title {
        font-size: 22px;
    }

    .process-step-icon {
        width: 80px;
        height: 80px;
        font-size: 32px;
    }

    .process-step-number {
        font-size: 36px;
    }

    .cta-title {
        font-size: 24px;
    }
}