/* ========================================
   七台河代怀页面专属样式
   ======================================== */

/* 时间线样式 */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #667eea, #764ba2);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-item::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 30px;
    width: 16px;
    height: 16px;
    background: #fff;
    border: 3px solid #667eea;
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-content {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    width: 45%;
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
    margin-right: 55%;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 55%;
}

.timeline-content h3 {
    color: #667eea;
    font-size: 1.3em;
    margin-bottom: 12px;
}

.timeline-content h3 i {
    margin-right: 8px;
}

.timeline-content p {
    color: #666;
    line-height: 1.8;
}

/* 响应式时间线 */
@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item::after {
        left: 20px;
    }
    
    .timeline-content {
        width: calc(100% - 60px);
        margin-left: 60px !important;
        margin-right: 0 !important;
    }
}

/* 服务高亮区块 */
.service-highlight {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    margin-bottom: 40px;
}

.service-highlight h3 {
    color: #667eea;
    font-size: 1.5em;
    margin-bottom: 15px;
}

.service-highlight h3 i {
    margin-right: 10px;
}

.service-highlight p {
    color: #666;
    line-height: 1.8;
}

/* 简单特性列表 */
.feature-list-simple {
    list-style: none;
    padding: 0;
    margin-top: 15px;
}

.feature-list-simple li {
    color: #666;
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
    line-height: 1.6;
}

.feature-list-simple li i {
    position: absolute;
    left: 0;
    color: #667eea;
}