.tl-ac77d6ea-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 0;
}
.tl-ac77d6ea-container::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: #e2e8f0;
    transform: translateX(-50%);
}
.tl-ac77d6ea-item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
    box-sizing: border-box;
}
.tl-ac77d6ea-item::after {
    content: '';
    position: absolute;
    top: 30px;
    width: 20px;
    height: 20px;
    background: #fff;
    border: 4px solid #3b82f6;
    border-radius: 50%;
    z-index: 1;
}
.tl-ac77d6ea-left {
    left: 0;
}
.tl-ac77d6ea-left::after {
    right: -10px;
}
.tl-ac77d6ea-right {
    left: 50%;
}
.tl-ac77d6ea-right::after {
    left: -10px;
}
.tl-ac77d6ea-content {
    background: #f8fafc;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}
.tl-ac77d6ea-content h3 {
    margin-top: 0;
    margin-bottom: 10px;
}
.tl-ac77d6ea-content span {
    display: inline-block;
    font-size: 0.9em;
    color: #64748b;
    margin-bottom: 10px;
    font-weight: bold;
}
.tl-ac77d6ea-content p {
    margin: 0;
}
@media (max-width: 768px) {
    .tl-ac77d6ea-container::before {
        left: 20px;
    }
    .tl-ac77d6ea-item {
        width: 100%;
        left: 0;
        padding-left: 50px;
        padding-right: 20px;
    }
    .tl-ac77d6ea-left::after,
    .tl-ac77d6ea-right::after {
        left: 10px;
        right: auto;
    }
}