/* =============================================================
   FAQ 페이지 스타일
   - 검색바
   - 카테고리 탭
   - 아코디언 UI
   - 모바일 반응형
   ============================================================= */

/* -------------------------------------------------------------
   검색바
   ------------------------------------------------------------- */
.faq-search-wrap {
    margin-bottom: 24px;
    position: relative;
}

.faq-search-wrap svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-light);
    pointer-events: none;
}

.faq-search-input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 15px;
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.faq-search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb, 59, 130, 246), 0.12);
}

.faq-search-input::placeholder {
    color: var(--color-text-light);
}

/* -------------------------------------------------------------
   카테고리 탭
   ------------------------------------------------------------- */
.faq-categories {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.faq-tab-btn {
    padding: 9px 18px;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    background: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    color: var(--color-text-light);
    transition: all 0.2s;
    white-space: nowrap;
}

.faq-tab-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.faq-tab-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

/* -------------------------------------------------------------
   FAQ 아이템 (아코디언)
   ------------------------------------------------------------- */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    border: 1px solid var(--color-border-light);
    border-radius: 10px;
    overflow: hidden;
    transition: border-color 0.2s;
}

.faq-item:hover {
    border-color: var(--color-border);
}

.faq-item.open {
    border-color: var(--color-primary);
}

/* 질문 영역 */
.faq-question {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    cursor: pointer;
    background: var(--color-bg);
    transition: background 0.15s;
    user-select: none;
}

.faq-question:hover {
    background: var(--color-bg-light);
}

.faq-item.open .faq-question {
    background: var(--color-bg-light);
}

/* Q 마크 */
.faq-q-mark {
    font-size: 16px;
    font-weight: 800;
    color: var(--color-primary);
    flex-shrink: 0;
    line-height: 1.4;
}

/* 질문 텍스트 */
.faq-q-text {
    flex: 1;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.5;
}

/* 화살표 아이콘 */
.faq-chevron {
    flex-shrink: 0;
    color: var(--color-text-light);
    transition: transform 0.25s ease;
    margin-top: 2px;
}

.faq-item.open .faq-chevron {
    transform: rotate(180deg);
    color: var(--color-primary);
}

/* 답변 영역 (슬라이드 트랜지션) */
.faq-answer {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 0 20px;
    background: var(--color-bg-light);
    border-top: 0px solid var(--color-border-light);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease, border-top-width 0.1s;
}

.faq-item.open .faq-answer {
    max-height: 1000px;
    padding: 16px 20px;
    border-top-width: 1px;
}

/* A 마크 */
.faq-a-mark {
    font-size: 16px;
    font-weight: 800;
    color: var(--color-text-light);
    flex-shrink: 0;
    line-height: 1.6;
}

/* 답변 텍스트 (HTML 렌더링) */
.faq-a-text {
    flex: 1;
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-text);
}

.faq-a-text img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin-top: 8px;
}

.faq-a-text p {
    margin: 0 0 8px;
}

.faq-a-text p:last-child {
    margin-bottom: 0;
}

/* -------------------------------------------------------------
   로딩 / 빈 상태
   ------------------------------------------------------------- */
.faq-loading {
    text-align: center;
    padding: 48px 20px;
    color: var(--color-text-light);
    font-size: 14px;
}

.faq-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-light);
    font-size: 15px;
}

/* -------------------------------------------------------------
   모바일 반응형 (최대 480px)
   ------------------------------------------------------------- */
@media (max-width: 480px) {
    .faq-tab-btn {
        padding: 8px 14px;
        font-size: 13px;
    }

    .faq-question {
        padding: 14px 16px;
        gap: 10px;
    }

    .faq-q-text {
        font-size: 14px;
    }

    .faq-item.open .faq-answer {
        padding: 14px 16px;
    }

    .faq-a-text {
        font-size: 13px;
    }

    .faq-search-input {
        font-size: 14px;
    }
}

/* -------------------------------------------------------------
   태블릿 반응형 (768px 이하)
   ------------------------------------------------------------- */
@media (max-width: 768px) {
    .faq-categories {
        gap: 6px;
    }
}