/* ========== 网站优化追加样式 ========== */

/* 科研服务流程预览 */
.process-preview-section {
    background: white;
}

.process-flow-horizontal {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.flow-stage {
    flex: 1;
    min-width: 280px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid #e9ecef;
}

.flow-stage:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(30, 60, 114, 0.15);
    border-color: #1e3c72;
}

.flow-number {
    font-size: 4rem;
    font-weight: bold;
    color: #1e3c72 !important;
    line-height: 1;
    margin-bottom: 1rem;
    opacity: 1 !important;
    text-shadow: 2px 2px 4px rgba(30, 60, 114, 0.2);
}

.flow-stage h3 {
    color: #1e3c72;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.flow-stage ul {
    list-style: none;
    padding: 0;
}

.flow-stage li {
    color: #555;
    padding: 0.5rem 0;
    line-height: 1.6;
    position: relative;
    padding-left: 1.5rem;
}

.flow-stage li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}

.flow-arrow {
    font-size: 2.5rem;
    color: #1e3c72;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

@media (max-width: 768px) {
    .flow-arrow {
        transform: rotate(90deg);
    }
}

/* 加深优势部分数字颜色 */
.advantage-number {
    opacity: 0.8 !important;
}

/* 实验室展示 */
.lab-showcase-section {
    background: #f8f9fa;
}

.lab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.lab-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.lab-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.lab-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.lab-card h4 {
    color: #1e3c72;
    padding: 1.2rem 1.2rem 0.8rem;
    font-size: 1.2rem;
}

.lab-card p {
    color: #666;
    padding: 0 1.2rem 1.2rem;
    line-height: 1.7;
    font-size: 0.95rem;
}