/* 业务介绍页专属样式 */

/* 业务板块 */
.business-section {
    padding-top: 80px;
}

.business-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.business-content.reverse {
    direction: rtl;
}

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

/* 业务信息 */
.business-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
}

.business-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), #42A5F5);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.business-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.business-header h2 {
    font-size: 28px;
    color: var(--text-dark);
}

.business-desc p {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 25px;
}

/* 功能列表 */
.business-features h3,
.business-advantages h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.business-features ul {
    margin-bottom: 25px;
}

.business-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 15px;
    color: var(--text-gray);
}

.feature-icon {
    color: var(--primary-color);
    font-weight: bold;
}

/* 优势标签 */
.advantage-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    display: inline-block;
    padding: 8px 18px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

/* CTA按钮 */
.business-cta {
    margin-top: 30px;
}

/* 可视化展示 - 软件开发 */
.business-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.visual-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.visual-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 5px 20px rgba(30, 136, 229, 0.1);
}

.visual-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.visual-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-color);
}

.visual-card h4 {
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.visual-card p {
    font-size: 13px;
    color: var(--text-gray);
}

/* 服务卡片 */
.service-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.service-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(30, 136, 229, 0.15);
}

.service-number {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-light);
    margin-bottom: 10px;
}

.service-card h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.service-card p {
    font-size: 13px;
    color: var(--text-gray);
}

/* 产品预览 */
.product-preview {
    display: flex;
    justify-content: center;
}

.preview-card {
    background: #1a1a2e;
    border-radius: 16px;
    width: 100%;
    max-width: 320px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.preview-header {
    background: #2d2d44;
    padding: 12px 16px;
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca40; }

.preview-content {
    padding: 25px;
}

.preview-title {
    text-align: center;
    color: white;
    font-size: 18px;
    margin-bottom: 20px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.preview-item {
    background: #2d2d44;
    border-radius: 8px;
    padding: 15px;
    text-align: center;
}

.preview-item .label {
    display: block;
    color: #888;
    font-size: 12px;
    margin-bottom: 5px;
}

.preview-item .value {
    display: block;
    color: white;
    font-size: 18px;
    font-weight: bold;
}

.preview-analysis {
    background: #2d2d44;
    border-radius: 8px;
    padding: 15px;
}

.analysis-title {
    display: block;
    color: #888;
    font-size: 12px;
    margin-bottom: 12px;
}

.elements {
    display: flex;
    justify-content: space-between;
}

.element {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.element.wood { background: linear-gradient(135deg, #4caf50, #81c784); }
.element.fire { background: linear-gradient(135deg, #f44336, #e57373); }
.element.earth { background: linear-gradient(135deg, #ff9800, #ffb74d); }
.element.metal { background: linear-gradient(135deg, #9e9e9e, #bdbdbd); }
.element.water { background: linear-gradient(135deg, #2196f3, #64b5f6); }

/* 合作流程 */
.process-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.step {
    text-align: center;
    padding: 30px 25px;
    background: var(--bg-white);
    border-radius: 12px;
    min-width: 200px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.step-number {
    font-size: 36px;
    font-weight: bold;
    color: var(--primary-light);
    margin-bottom: 15px;
}

.step h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.step p {
    font-size: 13px;
    color: var(--text-gray);
}

.step-arrow {
    font-size: 24px;
    color: var(--primary-color);
}

/* 动画 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* 响应式 */
@media (max-width: 992px) {
    .business-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .business-content.reverse {
        direction: ltr;
    }

    .process-steps {
        gap: 15px;
    }

    .step {
        min-width: 160px;
    }
}

@media (max-width: 768px) {
    .business-header h2 {
        font-size: 24px;
    }

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

    .step-arrow {
        display: none;
    }

    .process-steps {
        flex-direction: column;
    }

    .step {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .preview-grid {
        grid-template-columns: 1fr;
    }

    .elements {
        justify-content: center;
        gap: 10px;
    }
}