/**
 * FAQ 頁面樣式
 */

/* 搜尋 */
.faq-search {
    max-width: 600px;
    margin: -30px auto 40px;
    position: relative;
}

.faq-search input {
    width: 100%;
    padding: 18px 24px;
    padding-left: 52px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.faq-search input:focus {
    outline: none;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.faq-search i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 18px;
}

/* 分類標籤 */
.faq-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 40px;
}

.faq-category-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: 2px solid #e0e0e0;
    border-radius: 50px;
    background: #fff;
    font-size: 14px;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    transition: all 0.3s;
}

.faq-category-btn:hover {
    border-color: #667eea;
    color: #667eea;
}

.faq-category-btn.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-color: transparent;
    color: #fff;
}

/* FAQ 內容 */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-category-content {
    display: none;
}

.faq-category-content.active {
    display: block;
}

.faq-category-content h2 {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.faq-category-content h2 i {
    color: #667eea;
}

/* 手風琴 */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.accordion-item {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    border: 1px solid #eee;
}

.accordion-header {
    width: 100%;
    padding: 18px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    font-size: 15px;
    font-weight: 500;
    color: #1a1a2e;
    text-align: left;
    cursor: pointer;
    transition: background 0.3s;
}

.accordion-header:hover {
    background: #f8f9fa;
}

.accordion-header i {
    color: #999;
    font-size: 12px;
    transition: transform 0.3s;
}

.accordion-item.active .accordion-header {
    background: #f0f4ff;
    color: #667eea;
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
    color: #667eea;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
}

.accordion-content p {
    padding: 0 24px 20px;
    color: #555;
    line-height: 1.7;
    font-size: 14px;
}

/* 找不到答案 */
.not-found-section {
    margin-top: 60px;
    padding: 60px 0;
}

.not-found-content {
    text-align: center;
    background: linear-gradient(135deg, #f0f4ff, #fff5f5);
    border-radius: 24px;
    padding: 60px 40px;
}

.not-found-content i {
    font-size: 48px;
    color: #667eea;
    margin-bottom: 20px;
}

.not-found-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.not-found-content p {
    color: #666;
    margin-bottom: 24px;
}

.not-found-content .btn {
    display: inline-flex;
}

/* 響應式 */
@media (max-width: 576px) {
    .faq-search {
        margin-top: -20px;
    }
    
    .faq-categories {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 8px;
        margin: 0 -16px 32px;
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .faq-category-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .accordion-header {
        padding: 16px 18px;
        font-size: 14px;
    }
    
    .accordion-content p {
        padding: 0 18px 16px;
    }
    
    .not-found-content {
        padding: 40px 24px;
    }
}