/* FAQページ専用スタイル */

.faq-page-bg {
    background-color: var(--bb-bg-secondary);
}

/* カテゴリーナビゲーション */
.faq-categories-wrapper {
    max-width: 1000px;
    margin: -30px auto 40px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
}

.category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    padding: 15px;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--bb-shadow-md);
    border: 1px solid #eee;
}

.category-btn {
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    background: #fff;
    color: var(--bb-gray-700);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 100px;
}

.category-btn:hover {
    background-color: #f8f8f8;
    border-color: var(--bb-sub-color);
}

.category-btn.active {
    background-color: var(--bb-sub-color) !important;
    color: var(--bb-accent-color) !important;
    border-color: var(--bb-sub-color) !important;
}

/* FAQコンテンツ */
.faq-sections {
    max-width: 900px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 40px 0 20px;
    color: var(--bb-sub-color);
    padding-left: 15px;
    border-left: 5px solid var(--bb-accent-color);
}

.faq-section {
    margin-bottom: 40px;
}

/* FAQ項目 */
.faq-item {
    margin-bottom: 12px;
    padding: 0 !important;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #eee !important;
    border-radius: 10px !important;
    background: #fff;
}

.faq-item:hover {
    box-shadow: var(--bb-shadow-lg) !important;
    transform: translateY(-2px);
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question h4 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--bb-sub-color);
    line-height: 1.5;
    flex: 1;
    border: none !important;
    /* globalのh3などのスタイルを打ち消し */
    padding: 0 !important;
}

.faq-toggle {
    width: 20px;
    height: 20px;
    position: relative;
    margin-left: 15px;
    flex-shrink: 0;
}

.faq-toggle::before,
.faq-toggle::after {
    content: "";
    position: absolute;
    background-color: var(--bb-sub-color);
    transition: all 0.3s ease;
}

.faq-toggle::before {
    width: 2px;
    height: 100%;
    left: 9px;
    top: 0;
}

.faq-toggle::after {
    width: 100%;
    height: 2px;
    left: 0;
    top: 9px;
}

.faq-item.active .faq-toggle::before {
    transform: rotate(90deg);
    opacity: 0;
}

.faq-item.active .faq-toggle::after {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: #fdfdfd;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
}

.faq-answer-inner {
    padding: 0 25px 25px;
    color: var(--bb-gray-700);
    line-height: 1.8;
}

.faq-answer-inner p {
    margin: 0;
}

/* Markdown表示（.faq-markdown-content） */
.faq-markdown-content {
    max-width: 900px;
    margin: 0 auto 60px;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--bb-shadow-md);
    padding: 40px;
}

.faq-markdown-content h2 {
    font-size: 1.4rem;
    font-weight: 800;
    margin: 40px 0 16px;
    color: var(--bb-sub-color);
    padding-left: 15px;
    border-left: 5px solid var(--bb-accent-color);
}

.faq-markdown-content h2:first-child {
    margin-top: 0;
}

.faq-markdown-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 24px 0 10px;
    color: var(--bb-sub-color);
}

.faq-markdown-content p {
    line-height: 1.8;
    margin: 0 0 16px;
    color: var(--bb-gray-700);
}

.faq-markdown-content ul,
.faq-markdown-content ol {
    margin: 0 0 16px 20px;
    padding-left: 20px;
}

.faq-markdown-content li {
    line-height: 1.8;
    margin-bottom: 6px;
    color: var(--bb-gray-700);
}

.faq-markdown-content a {
    color: var(--bb-sub-color);
    text-decoration: underline;
}

.faq-markdown-content a:hover {
    color: var(--bb-main-color);
}

.faq-markdown-content strong {
    font-weight: 700;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .faq-categories-wrapper {
        margin-top: -15px;
    }

    .category-nav {
        padding: 8px;
        gap: 6px;
    }

    .category-btn {
        flex: 1 1 calc(50% - 6px);
        padding: 8px 10px;
        font-size: 0.85rem;
        min-width: auto;
    }

    .section-title {
        font-size: 1.25rem;
        margin-top: 30px;
    }

    .faq-question {
        padding: 15px 20px;
    }

    .faq-question h4 {
        font-size: 1rem;
    }
}