/* ============================================================
   715 新规（《人工智能拟人化互动服务管理暂行办法》）合规样式
   覆盖：AI 生成内容标识、常驻声明条、全站页脚、举报入口、协议页
   依赖 style.css 已定义的 CSS 变量（--bg / --ink / --muted / --accent 等），
   但对关键颜色做了本地兜底，使其在 index.html（深色）与协议页（浅色）均可读。
   ============================================================ */

/* ===== 1. AI 生成内容标识（消息气泡水印） ===== */
.ai-content-label {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    margin-top: 6px;
    padding: 1px 7px;
    font-size: 11px;
    line-height: 1.5;
    border-radius: 4px;
    color: var(--text-secondary, #94a3b8);
    background: rgba(148, 163, 184, 0.12);
    border: 1px solid rgba(148, 163, 184, 0.25);
    user-select: none;
}
.ai-content-label svg {
    width: 11px;
    height: 11px;
    opacity: 0.8;
}

/* ===== 2. 常驻合规声明条（顶部，不可永久关闭，可本会话折叠） ===== */
.compliance-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    background: rgba(180, 83, 42, 0.10);
    border-bottom: 1px solid rgba(180, 83, 42, 0.22);
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-secondary, #cbd5e1);
}
.compliance-banner .cb-icon {
    flex-shrink: 0;
    color: #d97757;
    opacity: 0.9;
}
.compliance-banner .cb-text {
    flex: 1;
    min-width: 0;
}
.compliance-banner .cb-text strong { color: #d97757; font-weight: 600; }
.compliance-banner .cb-link {
    color: #d97757;
    text-decoration: underline;
    text-underline-offset: 2px;
    white-space: nowrap;
}
.compliance-banner .cb-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--text-secondary, #94a3b8);
    cursor: pointer;
    border-radius: 4px;
    opacity: 0.7;
    transition: opacity 0.2s, background 0.2s;
    flex-shrink: 0;
}
.compliance-banner .cb-toggle:hover { opacity: 1; background: rgba(255,255,255,0.06); }
/* 折叠态：只留一行精简提示 */
.compliance-banner.collapsed .cb-text { display: none; }
.compliance-banner.collapsed::after {
    content: "本服务由 AI 提供，非真人";
    flex: 1;
    color: #d97757;
    font-weight: 500;
    font-size: 12px;
}
/* 折叠后再次点击展开 */
.compliance-banner.collapsed .cb-toggle svg { transform: rotate(180deg); }

/* ===== 3. 全站页脚 ===== */
.site-footer {
    padding: 18px 20px 26px;
    margin-top: 24px;
    border-top: 1px solid var(--rule, rgba(255,255,255,0.08));
    text-align: center;
    font-size: 12px;
    line-height: 1.7;
    color: var(--text-secondary, #94a3b8);
}
.site-footer .footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 14px;
    margin-bottom: 8px;
}
.site-footer .footer-links a {
    color: var(--text-secondary, #cbd5e1);
    text-decoration: none;
    transition: color 0.2s;
}
.site-footer .footer-links a:hover { color: var(--accent, #d97757); }
.site-footer .footer-ai-notice {
    opacity: 0.85;
}
.site-footer .footer-meta { opacity: 0.7; }
.site-footer .footer-meta a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }

/* ===== 4. 举报入口（轻量） ===== */
.report-entry {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: 8px;
    background: rgba(148, 163, 184, 0.10);
    border: 1px solid rgba(148, 163, 184, 0.25);
    color: var(--text-secondary, #cbd5e1);
    font-size: 12.5px;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.report-entry:hover {
    background: rgba(148, 163, 184, 0.18);
    border-color: rgba(148, 163, 184, 0.45);
    color: var(--ink, #fff);
}
.report-entry svg { width: 14px; height: 14px; }

/* ===== 5. 协议/政策页（浅色长文，无站点导航干扰） ===== */
.legal-page {
    max-width: 820px;
    margin: 0 auto;
    padding: 44px 24px 80px;
    color: #1f2937;
    background: #faf9f7;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.8;
}
.legal-page .legal-topbar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}
.legal-page .legal-back {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    border-radius: 8px;
    background: #fff;
    border: 1px solid #e5e0d8;
    color: #6b7280;
    font-size: 13px;
    text-decoration: none;
    transition: border-color 0.2s, color 0.2s;
}
.legal-page .legal-back:hover { color: #1f2937; border-color: #b5532a; }
.legal-page h1 {
    font-size: 26px;
    font-weight: 700;
    color: #111827;
    margin: 8px 0 4px;
}
.legal-page .legal-updated {
    font-size: 13px;
    color: #9ca3af;
    margin-bottom: 28px;
}
.legal-page h2 {
    font-size: 18px;
    font-weight: 600;
    color: #b5532a;
    margin: 30px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #ece7e0;
}
.legal-page h3 {
    font-size: 15px;
    font-weight: 600;
    color: #374151;
    margin: 20px 0 8px;
}
.legal-page p { margin: 10px 0; color: #374151; }
.legal-page ul, .legal-page ol { margin: 10px 0 10px 22px; color: #374151; }
.legal-page li { margin: 6px 0; }
.legal-page strong { color: #b5532a; }
.legal-page .legal-callout {
    margin: 16px 0;
    padding: 12px 16px;
    border-radius: 8px;
    background: rgba(181, 83, 42, 0.06);
    border-left: 3px solid #b5532a;
    font-size: 14px;
    color: #7c3a1d;
}
.legal-page .legal-placeholder { color: #b5532a; font-weight: 500; }
@media (max-width: 640px) {
    .legal-page { padding: 28px 16px 60px; }
    .legal-page h1 { font-size: 22px; }
    .legal-page h2 { font-size: 16px; }
}