.faq-section {
    margin-bottom: 40px;
}
.faq-item {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}
.faq-question {
    padding: 20px;
    background: #f8f9fa;
    border-bottom: 1px solid #e0e0e0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}
.faq-question:hover {
    background: #e9ecef;
}
.faq-question.active {
    background: #e3f2fd;
    border-bottom: 2px solid #2196f3;
}
.faq-answer {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}
.faq-answer.active {
    padding: 25px;
    max-height: 2000px;
}
.faq-icon {
    font-size: 1.5em;
    color: #2196f3;
    transition: transform 0.3s ease;
}
.faq-question.active .faq-icon {
    transform: rotate(45deg);
    color: #f44336;
}
.search-box {
    position: relative;
    margin-bottom: 30px;
}
.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
}
.search-input {
    padding-left: 45px;
    border-radius: 25px;
    border: 2px solid #e0e0e0;
}
.category-badge {
    display: inline-block;
    background: #e3f2fd;
    color: #1565c0;
    padding: 5px 15px;
    border-radius: 20px;
    margin-right: 10px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.category-badge.active {
    background: #1565c0;
    color: white;
}
.faq-meta {
    font-size: 0.85em;
    color: #666;
    margin-top: 10px;
    display: flex;
    gap: 15px;
}
.troubleshooting-guide {
    background: #fff3e0;
    border-left: 4px solid #ff9800;
    padding: 25px;
    border-radius: 8px;
    margin: 30px 0;
}
.error-solution {
    background: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}
.solution-good {
    border-left: 4px solid #4CAF50;
    background: #e8f5e9;
}
.quick-tips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 25px 0;
}
.tip-card {
    padding: 20px;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
}
.tip-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.tip-icon {
    font-size: 2em;
    margin-bottom: 15px;
    color: #2196f3;
}
.faq-stats {
    display: flex;
    justify-content: space-around;
    background: #f5f5f5;
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
}
.stat-item {
    text-align: center;
}
.stat-number {
    font-size: 2em;
    font-weight: bold;
    color: #2196f3;
}
.stat-label {
    font-size: 0.9em;
    color: #666;
}
.related-questions {
    margin-top: 30px;
}
.related-item {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}