/* 协议页排版（legal/*.html、legal/en/*.html 共用）。
   骨架、字体、色板全部沿用站内 token（shared/folio-theme.css）；这里只管长文阅读的版式。
   页面由 scripts/build-legal.js 生成，类名改动要同步改那边的模板。 */

.legal-page {
  box-sizing: border-box;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 64px 32px 96px; /* 顶部 64px 给固定导航 */
  font-family: 'Noto Serif SC', 'Songti SC', serif;
  color: var(--folio-ink);
}
.legal-page[lang="en"] {
  font-family: 'Fraunces', 'Noto Serif SC', serif;
}
.legal-page *,
.legal-page *::before,
.legal-page *::after {
  box-sizing: border-box;
}

/* —— 页眉 —— */
.legal-head {
  padding: 56px 0 32px;
  border-bottom: 1px solid var(--folio-rule);
}
.legal-eyebrow {
  margin: 0 0 18px;
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--folio-ink-2);
}
.legal-page .legal-head h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(30px, 4.2vw, 46px);
  line-height: 1.2;
  font-weight: 500;
  letter-spacing: 0;
}
.legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 40px;
  margin: 28px 0 0;
  padding: 0;
}
.legal-meta > div {
  min-width: 0;
}
.legal-meta dt {
  margin: 0 0 4px;
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--folio-ink-2);
}
.legal-meta dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.legal-langs {
  display: flex;
  gap: 18px;
  margin: 24px 0 0;
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  font-size: 13px;
}
.legal-langs [aria-current] {
  padding-bottom: 3px;
  border-bottom: 2px solid var(--folio-ink);
  font-weight: 500;
}
.legal-langs a {
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  color: var(--folio-ink-2);
  text-decoration: none;
}
.legal-langs a:hover {
  color: var(--folio-ink);
  border-bottom-color: var(--folio-rule-strong);
}

/* —— 版心：目录 + 正文 —— */
.legal-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 64px;
  align-items: start;
  padding-top: 40px;
}
.legal-layout:not(:has(.legal-toc)) {
  grid-template-columns: minmax(0, 1fr);
}
.legal-article {
  min-width: 0;
  max-width: 760px;
  font-size: 16px;
  line-height: 1.9;
  overflow-wrap: anywhere;
}
.legal-page[lang="en"] .legal-article {
  line-height: 1.7;
  font-size: 17px;
}

/* —— 目录 —— */
.legal-toc {
  position: sticky;
  top: 88px;
  max-height: calc(100vh - 112px);
  overflow-y: auto;
  padding-right: 12px;
  font-size: 14px;
  line-height: 1.5;
}
.legal-toc summary {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--folio-rule);
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--folio-ink-2);
  list-style: none;
  cursor: default;
}
.legal-toc summary::-webkit-details-marker {
  display: none;
}
.legal-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
.legal-toc li {
  margin: 0;
}
.legal-toc a {
  display: block;
  padding: 7px 0;
  color: var(--folio-ink-2);
  text-decoration: none;
  transition: color .15s ease;
}
.legal-toc a:hover {
  color: var(--folio-ink);
}

/* —— 正文 —— */
.legal-article > :first-child {
  margin-top: 0;
}
.legal-article h2,
.legal-article h3,
.legal-article h4 {
  scroll-margin-top: 88px;
  font-weight: 600;
  letter-spacing: 0;
}
.legal-article h2 {
  margin: 56px 0 16px;
  padding-top: 24px;
  border-top: 1px solid var(--folio-rule);
  font-size: 24px;
  line-height: 1.4;
}
.legal-article > blockquote:first-child + h2 {
  margin-top: 40px;
}
/* 没有前导引言的页面（帮助页）：第一个标题紧贴页眉分隔线，不再叠一道线 */
.legal-article > h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}
.legal-article h3 {
  margin: 32px 0 10px;
  font-size: 18px;
  line-height: 1.5;
}
.legal-article h4 {
  margin: 24px 0 8px;
  font-size: 16px;
}
.legal-chev {
  display: inline-block;
  vertical-align: baseline;
  margin: 0 1px;
  color: var(--folio-ink-2);
}
.legal-anchor {
  display: block;
  height: 0;
  scroll-margin-top: 88px;
}
.legal-article p {
  margin: 0 0 14px;
}
.legal-article ul,
.legal-article ol {
  margin: 0 0 14px;
  padding-left: 1.6em;
}
.legal-article ul {
  list-style: disc;
}
.legal-article ol {
  list-style: decimal;
}
.legal-article li {
  margin: 0 0 6px;
}
.legal-article li > ul,
.legal-article li > ol {
  margin-top: 6px;
  margin-bottom: 0;
}
/* 加粗条款：权益相关的重点条款，用站内黄色做荧光笔底，一眼能找到。 */
.legal-article strong {
  font-weight: 700;
  background: linear-gradient(transparent 58%, rgba(242, 216, 83, .42) 58%);
}
.legal-article a {
  color: var(--folio-ink);
  text-decoration: underline;
  text-decoration-color: var(--folio-rule-strong);
  text-underline-offset: 3px;
}
.legal-article a:hover {
  text-decoration-color: var(--folio-ink);
}
.legal-article blockquote {
  margin: 0 0 20px;
  padding: 16px 20px;
  border-left: 3px solid var(--folio-yellow);
  background: var(--folio-soft, #f4f4ef);
}
.legal-article blockquote p:last-child {
  margin-bottom: 0;
}
.legal-article hr {
  margin: 32px 0;
  border: 0;
  border-top: 1px solid var(--folio-rule);
}
.legal-article code {
  padding: 1px 5px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: .88em;
  background: var(--folio-soft, #f4f4ef);
}

/* —— 表格：外层容器横向滚动，页面本身永远不横向溢出 —— */
.legal-table-wrap {
  max-width: 100%;
  margin: 0 0 22px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.legal-article table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.6;
  overflow-wrap: normal;
}
.legal-article th,
.legal-article td {
  padding: 10px 14px;
  border: 1px solid var(--folio-rule);
  text-align: left;
  vertical-align: top;
}
.legal-article th {
  font-weight: 600;
  white-space: nowrap;
  background: var(--folio-soft, #f4f4ef);
}

/* —— 帮助页目录 —— */
.legal-doc-list {
  list-style: none;
  padding: 0 !important;
  border-top: 1px solid var(--folio-rule);
}
.legal-doc-list li {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 16px 4px;
  border-bottom: 1px solid var(--folio-rule);
}
.legal-doc-list a {
  font-size: 18px;
}
.legal-blurb,
.legal-note {
  font-size: 13px;
  color: var(--folio-ink-2);
}

/* —— 窄屏 —— */
@media (max-width: 959px) {
  .legal-page {
    padding: 64px 16px 72px;
  }
  .legal-head {
    padding: 36px 0 24px;
  }
  .legal-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-top: 24px;
  }
  .legal-toc {
    position: static;
    max-height: none;
    overflow: visible;
    padding: 0;
    border: 1px solid var(--folio-rule);
  }
  .legal-toc summary {
    margin: 0;
    padding: 14px 16px;
    border-bottom: 0;
    cursor: pointer;
  }
  .legal-toc[open] summary {
    border-bottom: 1px solid var(--folio-rule);
  }
  .legal-toc ol {
    padding: 4px 16px 10px;
    max-height: 56vh;
    overflow-y: auto;
  }
  .legal-article {
    font-size: 15px;
  }
  .legal-page[lang="en"] .legal-article {
    font-size: 16px;
  }
  .legal-article h2 {
    margin-top: 40px;
    font-size: 21px;
  }
  .legal-meta {
    gap: 14px 28px;
  }
}