/**
 * 小栈AI综合助手 - FAQ 手风琴样式
 * 日间：独立卡片模块，蓝色左竖条 + 浅灰背景 + 纯黑文字，清晰醒目
 * 夜间：深色卡片 + 白色文字，自动适配
 */

/* ═══════════════════════════════════════
 * 策略：所有日间选择器加 body 前缀提权，对抗主题样式覆盖
 * 夜间选择器因为 body.dark 本身就带前缀，天然高优先级
 * ═══════════════════════════════════════ */

/* ═══ 1. 常见问题 H2 标题 ═══ */
body .xzd-faq-heading {
    position: relative;
    font-size: 18px !important;
    font-weight: 700 !important;
    color: #1a1a1a !important;
    padding-left: 14px !important;
    margin: 32px 0 16px !important;
    border-left: 4px solid #2F6BFF !important;
    line-height: 1.4 !important;
}

/* ═══ 2. 手风琴卡片 ═══ */
body .xzd-faq {
    margin-bottom: 12px;
    border: 1px solid #e0e4e8;
    border-left: 4px solid #2F6BFF;
    border-radius: 10px;
    padding: 16px 20px;
    background: #f5f6f7 !important;
    transition: box-shadow .2s ease, border-color .2s ease;
}
body .xzd-faq:hover {
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    border-color: #c8cdd5;
    border-left-color: #2F6BFF;
}

/* ═══ 3. 问题标题 ═══ */
body .xzd-faq summary {
    font-weight: 600;
    font-size: 15px;
    color: #1a1a1a !important;
    cursor: pointer;
    padding: 4px 0;
    outline: none;
    list-style: none;
    user-select: none;
    -webkit-user-select: none;
}
body .xzd-faq summary::-webkit-details-marker {
    display: none;
}

/* ═══ 4. 答案区域（暴力锁定颜色） ═══ */
body .xzd-faq-answer {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #dde1e6;
    color: #333 !important;
    line-height: 1.85;
    font-size: 15px;
}
/* 兜底：答案区域内所有元素一律强制 #333 */
body .xzd-faq-answer * {
    color: #333 !important;
}
body .xzd-faq-answer p,
body .xzd-faq-answer span,
body .xzd-faq-answer li,
body .xzd-faq-answer strong,
body .xzd-faq-answer em,
body .xzd-faq-answer a {
    color: #333 !important;
}
body .xzd-faq-answer p {
    margin: 0 0 8px;
}
body .xzd-faq-answer p:last-child {
    margin-bottom: 0;
}

/* ═══════════════════════════════════════
 * 5. 夜间模式自动适配
 * Zibll → body.dark
 * 其他  → [data-theme="dark"] / .dark-theme
 * 系统  → @media (prefers-color-scheme: dark)
 * ═══════════════════════════════════════ */

/* H2 夜间 */
body.dark .xzd-faq-heading,
.dark-theme .xzd-faq-heading,
[data-theme="dark"] .xzd-faq-heading {
    color: rgba(255,255,255,0.92) !important;
    border-left-color: #5B8FFF !important;
}

/* 卡片夜间 */
body.dark .xzd-faq,
.dark-theme .xzd-faq,
[data-theme="dark"] .xzd-faq {
    border-color: rgba(255,255,255,0.1) !important;
    border-left-color: #5B8FFF !important;
    background: rgba(255,255,255,0.06) !important;
}
body.dark .xzd-faq:hover,
.dark-theme .xzd-faq:hover,
[data-theme="dark"] .xzd-faq:hover {
    box-shadow: 0 2px 16px rgba(0,0,0,0.4) !important;
    border-color: rgba(255,255,255,0.18) !important;
}

/* 标题夜间 */
body.dark .xzd-faq summary,
.dark-theme .xzd-faq summary,
[data-theme="dark"] .xzd-faq summary {
    color: rgba(255,255,255,0.92) !important;
}

/* 答案夜间 */
body.dark .xzd-faq-answer,
.dark-theme .xzd-faq-answer,
[data-theme="dark"] .xzd-faq-answer {
    border-top-color: rgba(255,255,255,0.1) !important;
    color: rgba(255,255,255,0.8) !important;
}
body.dark .xzd-faq-answer *,
.dark-theme .xzd-faq-answer *,
[data-theme="dark"] .xzd-faq-answer * {
    color: rgba(255,255,255,0.8) !important;
}

/* ═══════════════════════════════════════
 * 6. 系统偏好深色模式兜底
 * ═══════════════════════════════════════ */
@media (prefers-color-scheme: dark) {
    .xzd-faq-heading {
        color: rgba(255,255,255,0.92) !important;
        border-left-color: #5B8FFF !important;
    }
    .xzd-faq {
        border-color: rgba(255,255,255,0.1) !important;
        border-left-color: #5B8FFF !important;
        background: rgba(255,255,255,0.06) !important;
    }
    .xzd-faq:hover {
        box-shadow: 0 2px 16px rgba(0,0,0,0.4) !important;
        border-color: rgba(255,255,255,0.18) !important;
    }
    .xzd-faq summary {
        color: rgba(255,255,255,0.92) !important;
    }
    .xzd-faq-answer {
        border-top-color: rgba(255,255,255,0.1) !important;
        color: rgba(255,255,255,0.8) !important;
    }
    .xzd-faq-answer * {
        color: rgba(255,255,255,0.8) !important;
    }
}