.page-privacy {
  --privacy-aside-top: calc(var(--space-8) + var(--space-2));
  background-color: var(--color-surface);
}

/* ---------- 顶部：纸面条纹与网格 ---------- */
.page-privacy .privacy-masthead {
  position: relative;
  padding-block: var(--space-6) var(--space-8);
  border-block-end: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface);
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--color-line) 45%, transparent) 0 var(--border-thin), transparent var(--border-thin) 100%),
    linear-gradient(to bottom, color-mix(in srgb, var(--color-line) 45%, transparent) 0 var(--border-thin), transparent var(--border-thin) 100%);
  background-size: var(--space-3) var(--space-3);
  background-position: center top;
}

.page-privacy .privacy-masthead > .shell {
  position: relative;
  background-color: var(--color-surface);
}

.page-privacy .privacy-title {
  margin-block: var(--space-3) var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  max-width: 20ch;
}

.page-privacy .lede {
  max-width: 46ch;
  color: var(--color-ink-soft);
}

.page-privacy .privacy-stamp {
  margin-block-start: var(--space-4);
  padding-block-start: var(--space-2);
  border-block-start: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  max-width: 52ch;
}

.page-privacy .privacy-banner {
  margin-block-start: var(--space-6);
}

.page-privacy .privacy-banner .media-frame {
  margin: 0;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-body {
  padding-block: var(--section-y) var(--space-8);
}

.page-privacy .privacy-grid {
  display: grid;
  gap: var(--space-6);
  min-width: 0;
}

.page-privacy .privacy-main {
  min-width: 0;
}

/* ---------- 分组 ---------- */
.page-privacy .privacy-group + .privacy-group {
  margin-block-start: var(--space-8);
}

.page-privacy .privacy-group__head {
  padding-block-start: var(--space-3);
  border-block-start: var(--border-thick) solid var(--color-primary);
}

.page-privacy .privacy-group__title {
  margin-block: var(--space-2) var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-privacy .privacy-group__note {
  max-width: 54ch;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 条款 ---------- */
.page-privacy .privacy-clause {
  display: block;
  padding-block: var(--space-6);
  border-block-start: var(--border-thin) solid var(--color-line);
}

.page-privacy .privacy-clause__no {
  display: inline-block;
  margin-block-end: var(--space-2);
  padding-inline-start: var(--space-1);
  border-inline-start: var(--border-thick) solid var(--color-primary);
  font-size: var(--text-sm);
  line-height: 1;
  letter-spacing: 0.16em;
  color: var(--color-primary);
}

.page-privacy .privacy-clause__title {
  margin-block-end: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-privacy .privacy-clause__main p {
  max-width: var(--measure);
  margin-block-end: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-privacy .privacy-clause__main p:last-child {
  margin-block-end: 0;
}

.page-privacy .privacy-clause__main a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-clause__main a:hover {
  color: var(--color-focus);
}

.page-privacy .privacy-act {
  font-size: var(--text-sm) !important;
  line-height: var(--leading-body);
  color: var(--color-ink-soft) !important;
}

.page-privacy .privacy-act strong {
  color: var(--color-primary);
  font-weight: var(--weight-heading);
}

/* ---------- 旁注栏 ---------- */
.page-privacy .privacy-aside {
  display: grid;
  align-content: start;
  gap: var(--space-6);
  min-width: 0;
}

.page-privacy .privacy-toc {
  padding-block-start: var(--space-3);
  border-block-start: var(--border-thick) solid var(--color-primary);
}

.page-privacy .privacy-toc__title {
  margin-block-end: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-ink-muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-toc__list li + li {
  border-block-start: var(--border-thin) solid var(--color-line);
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-soft);
  text-decoration: none;
  transition: color 200ms ease, background-color 200ms ease, padding-inline-start 200ms ease;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--color-ink);
  background-color: var(--color-surface-alt);
  padding-inline-start: var(--space-1);
}

.page-privacy .privacy-toc__link[aria-current="true"] {
  color: var(--color-focus);
  background-color: var(--color-highlight);
}

.page-privacy .privacy-toc__num {
  flex: 0 0 auto;
  min-width: 3ch;
  font-size: var(--text-xs);
  color: var(--color-primary);
}

/* ---------- 术语折叠 ---------- */
.page-privacy .privacy-terms {
  padding-block-start: var(--space-3);
  border-block-start: var(--border-thin) solid var(--color-line);
}

.page-privacy .privacy-term {
  border-block-end: var(--border-thin) solid var(--color-line);
}

.page-privacy .privacy-term__summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
  transition: color 200ms ease;
}

.page-privacy .privacy-term__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-term__summary::after {
  content: "＋";
  flex: 0 0 auto;
  color: var(--color-primary);
  font-size: var(--text-sm);
}

.page-privacy .privacy-term[open] .privacy-term__summary {
  color: var(--color-primary);
}

.page-privacy .privacy-term[open] .privacy-term__summary::after {
  content: "－";
}

.page-privacy .privacy-term__body {
  margin-block-end: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-privacy .aside-note {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---------- 收束面板 ---------- */
.page-privacy .privacy-exit {
  padding-block: var(--section-y);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-privacy .privacy-exit__grid {
  display: grid;
  gap: var(--space-6);
}

.page-privacy .privacy-exit__title {
  margin-block: var(--space-2) var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-privacy .privacy-exit__note {
  max-width: 52ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, var(--color-contrast-surface));
}

.page-privacy .privacy-exit__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-block-start: var(--space-4);
}

.page-privacy .privacy-contact {
  list-style: none;
  margin: 0;
  padding: var(--space-3) 0 0;
  display: grid;
  gap: var(--space-3);
  border-block-start: var(--border-thin) solid var(--color-contrast-line);
}

.page-privacy .privacy-contact__key {
  display: block;
  margin-block-end: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-accent);
}

.page-privacy .privacy-contact__value {
  display: block;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-contrast-ink);
  overflow-wrap: anywhere;
}

/* ---------- 焦点 ---------- */
.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-clause {
    display: grid;
    grid-template-columns: 4ch minmax(0, 1fr);
    column-gap: var(--space-4);
    align-items: start;
  }

  .page-privacy .privacy-clause__no {
    margin-block: 0.4em 0;
    margin-block-end: 0;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    column-gap: var(--space-6);
  }

  .page-privacy .privacy-aside {
    position: sticky;
    top: var(--privacy-aside-top);
  }

  .page-privacy .privacy-exit__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    column-gap: var(--space-6);
  }
}
<<<END>>>