.page-privacy {
  --privacy-summary: 700px;
  --privacy-line: rgba(126, 154, 142, .38);
}

.page-privacy [id] {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: calc(var(--header-h) + 36px) 0 40px;
  background-color: var(--ink-900);
  background-image:
    linear-gradient(var(--grid-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-ink) 1px, transparent 1px);
  background-size: 46px 46px;
  color: var(--cream-100);
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--hair-ink), transparent);
}

.page-privacy .privacy-hero .breadcrumbs__link,
.page-privacy .privacy-hero .breadcrumbs__current {
  color: var(--cyan-200);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 22px;
}

.page-privacy .privacy-hero__kicker {
  color: var(--cyan-400);
  margin: 0;
}

.page-privacy .privacy-hero h1 {
  margin: 12px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(28px, 6.6vw, 52px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--cream-100);
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 620px;
  font-size: 16.5px;
  line-height: 1.85;
  color: rgba(243, 238, 226, .84);
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 24px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px dashed rgba(63, 224, 201, .32);
}

.page-privacy .privacy-meta__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-privacy .privacy-meta__k {
  color: var(--sage-500);
}

.page-privacy .privacy-meta__v {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan-200);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  align-self: end;
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--hair-ink);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-privacy .privacy-hero__figure .media-frame__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--sage-500);
}

/* ---------- 正文区 ---------- */
.page-privacy .privacy-body {
  padding: 0;
  background-color: var(--cream-100);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: 40px 0 56px;
}

/* 章节索引 */
.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  color: var(--slate-400);
}

.page-privacy .privacy-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--brown-900);
  border-bottom-color: var(--amber-500);
}

.page-privacy .privacy-toc__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--amber-500);
}

/* 文档主体 */
.page-privacy .privacy-doc {
  min-width: 0;
  max-width: var(--privacy-summary);
}

.page-privacy .doc-section {
  padding-top: 24px;
  margin-top: 34px;
  border-top: 1px dashed var(--privacy-line);
}

.page-privacy .doc-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .doc-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(20px, 4.4vw, 27px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-privacy .doc-num {
  flex: none;
  padding: 3px 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--amber-500);
  border: 1px solid rgba(232, 150, 60, .5);
  border-radius: 2px;
}

.page-privacy .privacy-doc p {
  margin: 14px 0;
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--brown-900);
}

/* 条目列表 */
.page-privacy .fact-list {
  margin: 20px 0 0;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .fact-list__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--privacy-line);
}

.page-privacy .fact-list__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--slate-400);
}

.page-privacy .fact-list__row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--brown-900);
}

/* 折叠块 */
.page-privacy .privacy-fold {
  margin: 12px 0;
  padding: 12px 16px;
  background: rgba(63, 224, 201, .1);
  border-left: 3px solid var(--cyan-400);
}

.page-privacy .privacy-fold summary {
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink-700);
  list-style: none;
}

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

.page-privacy .privacy-fold summary::before {
  content: "+";
  display: inline-block;
  width: 1.2em;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--amber-500);
}

.page-privacy .privacy-fold[open] summary::before {
  content: "–";
}

.page-privacy .privacy-fold__body p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.85;
}

/* 步骤条 */
.page-privacy .step-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .step-list li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 12px 14px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--brown-900);
  background: rgba(168, 243, 230, .22);
  border-left: 2px solid var(--ink-700);
}

.page-privacy .step-list__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-700);
}

/* 数字条 */
.page-privacy .privacy-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin: 26px 0;
  padding: 20px 20px 22px;
  background-color: var(--ink-900);
  background-image:
    linear-gradient(var(--grid-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-ink) 1px, transparent 1px);
  background-size: 34px 34px;
}

.page-privacy .privacy-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 14px;
  border-left: 2px solid var(--cyan-400);
}

.page-privacy .privacy-stat__v {
  font-family: var(--font-mono);
  font-size: clamp(22px, 5.4vw, 32px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--amber-500);
}

.page-privacy .privacy-stat__u {
  margin-left: 4px;
  font-size: .55em;
  font-weight: 600;
  color: var(--cyan-200);
}

.page-privacy .privacy-stat__l {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--sage-500);
}

/* 延伸入口 */
.page-privacy .privacy-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-links__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-900);
  text-decoration: none;
  background: rgba(126, 154, 142, .14);
  border-left: 2px solid var(--amber-500);
  transition: background-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-privacy .privacy-links__link span {
  font-size: 13.5px;
  font-weight: 400;
  color: var(--slate-400);
}

.page-privacy .privacy-links__link:hover,
.page-privacy .privacy-links__link:focus-visible {
  background: rgba(63, 224, 201, .18);
  transform: translateX(3px);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-privacy .privacy-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .fact-list__row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 4px 20px;
    padding: 15px 0;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: calc(var(--header-h) + 56px) 0 64px;
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 52px;
    align-items: end;
    margin-top: 30px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 64px;
    padding: 64px 0 88px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 0;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    width: 100%;
    padding: 9px 0;
    border-bottom: 1px dashed var(--privacy-line);
  }

  .page-privacy .privacy-doc {
    max-width: 740px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-links__link {
    transition: none;
  }

  .page-privacy .privacy-links__link:hover,
  .page-privacy .privacy-links__link:focus-visible {
    transform: none;
  }
}