/* 段落捷徑、左欄段落標題、平滑捲動沿用 main.css 的「分組清單」共用樣式；
   問題之間的分隔線比照最新消息時間軸：虛線，最後一題不畫 */

.faq-item {
    border-bottom: 1px dashed #ebebeb;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.9rem 0;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
    gap: 1rem;
    font-family: inherit;
    transition: color 0.2s;
}

/* 只有滑鼠移上去變色；點開後文字維持原色，靠 × 圖示表示已展開 */
.faq-question:hover {
    color: var(--color-primary); /* 問題字是近黑色，移上去變站內深藍才看得出來 */
}

.faq-question.open .faq-icon {
    transform: rotate(45deg);
}

.faq-icon {
    font-size: 1.3rem;
    color: var(--color-primary);
    flex-shrink: 0;
    transition: transform 0.2s;
}

/* 以 grid 列高 0fr → 1fr 展開，答案多長都不會被截斷 */
.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s ease;
}

.faq-answer.open {
    grid-template-rows: 1fr;
}

.faq-answer-inner {
    min-height: 0;
    overflow: hidden;
    color: #4f4f4f;
    line-height: 1.8;
}

.faq-answer-inner p {
    margin: 0 0 1.2rem;
}

.faq-empty-state {
    text-align: center;
    padding: 3rem;
    color: #7f8b95;
    border: 1px dashed #cfd6dd;
    border-radius: var(--radius-md);
    background: #f9fbfd;
}