/* 表单样式优化 */
/* 快递公司图标 */
.express-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #f0f0f0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
}
/* 物流轨迹 */
.timeline {
    position: relative;
    padding-left: 30px;
}
.timeline-item {
    position: relative;
    padding-bottom: 20px;
}
.timeline-item:before {
    content: '';
    position: absolute;
    left: -24px;
    top: 5px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #007bff;
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px #007bff;
}
.timeline-item:after {
    content: '';
    position: absolute;
    left: -20px;
    top: 15px;
    width: 2px;
    height: 100%;
    background: #e0e0e0;
}
.timeline-item:last-child:after {
    display: none;
}
.timeline-item.active:before {
    background: #28a745;
    box-shadow: 0 0 0 2px #28a745;
}
/* 移动端优化 */
@media (max-width: 768px) {
    .tool-header h1 {
        font-size: 1.5rem;
    }
    }