.page-privacy {
  --privacy-rail: 2.25rem;
  --privacy-mint-row: #E4F3EC;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-masthead {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 2.25rem) 0 clamp(2.5rem, 6vw, 4rem);
  background: linear-gradient(180deg, rgba(220, 234, 241, .92) 0%, var(--paper-100) 82%);
  border-bottom: var(--hairline);
}

.page-privacy .privacy-masthead__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: .16;
  pointer-events: none;
}

.page-privacy .privacy-masthead__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-masthead__kicker {
  margin: 1.5rem 0 0;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .12em;
  color: var(--amber-500);
}

.page-privacy .privacy-masthead__title {
  margin: .5rem 0 .9rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2rem, 6.5vw, 3.25rem);
  line-height: 1.2;
  color: var(--tile-900);
}

.page-privacy .privacy-masthead__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-600);
}

/* ---------- 版式骨架 ---------- */
.page-privacy .privacy-layout {
  padding-top: clamp(2rem, 5vw, 3.25rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

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

/* ---------- 左侧目录（移动端为顶部横向条） ---------- */
.page-privacy .privacy-toc {
  margin: 0 0 2.25rem;
}

.page-privacy .privacy-toc__label {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--tile-600);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 .4rem;
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: .45rem;
  padding: .5rem .75rem;
  border: var(--hairline);
  border-radius: var(--radius-pill);
  background: #fff;
  text-decoration: none;
  white-space: nowrap;
  font-size: .875rem;
  color: var(--ink-600);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--tile-600);
  border-color: var(--tile-600);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--amber-500);
}

.page-privacy .privacy-toc__item[data-active] .privacy-toc__link {
  color: var(--tile-900);
  border-color: var(--amber-500);
  background: var(--amber-150);
}

.page-privacy .privacy-toc.path .path__step {
  display: block;
  padding: 0;
  margin: 0;
}

.page-privacy .privacy-toc .path__step::before,
.page-privacy .privacy-toc .path__step::after {
  display: none;
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-chapter {
  display: grid;
  grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
  column-gap: .75rem;
  margin-bottom: clamp(2.75rem, 6vw, 4.25rem);
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.page-privacy .privacy-chapter:last-of-type {
  margin-bottom: 2rem;
}

.page-privacy .privacy-chapter__num {
  padding-top: .45rem;
  font-family: var(--font-mono);
  font-size: .8125rem;
  line-height: 1.9;
  letter-spacing: .04em;
  color: var(--amber-500);
  text-align: right;
}

.page-privacy .privacy-chapter__content {
  min-width: 0;
  max-width: 68ch;
}

.page-privacy .privacy-chapter__title {
  margin: .25rem 0 .85rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.3rem, 3.6vw, 1.65rem);
  line-height: 1.4;
  color: var(--tile-900);
}

.page-privacy .privacy-chapter__content p {
  margin: 0 0 1rem;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-900);
}

.page-privacy .privacy-chapter__content p:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-chapter__content a {
  color: var(--tile-600);
  text-underline-offset: .22em;
}

.page-privacy .privacy-chapter__content a:hover {
  color: var(--amber-500);
}

/* ---------- 01 定义式说明 ---------- */
.page-privacy .privacy-defs {
  margin: 1.35rem 0 0;
  display: grid;
  gap: .85rem;
}

.page-privacy .privacy-defs__row {
  padding: .9rem 1.15rem;
  border-left: 3px solid var(--mint-500);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background: var(--privacy-mint-row);
}

.page-privacy .privacy-defs__term {
  margin: 0 0 .3rem;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--tile-900);
}

.page-privacy .privacy-defs__desc {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-600);
}

/* ---------- 02 用途卡片 ---------- */
.page-privacy .privacy-uses {
  margin: 1.35rem 0 0;
  display: grid;
  gap: .9rem;
}

.page-privacy .privacy-uses__item {
  padding: 1rem 1.15rem;
  border: var(--hairline);
  border-radius: var(--radius-card);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.page-privacy .privacy-uses__label {
  margin: 0 0 .4rem !important;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--tile-600);
}

.page-privacy .privacy-uses__item p:last-child {
  margin-bottom: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-600);
}

/* ---------- 03 短清单 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1.25rem 0 1.5rem;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-600);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: .55rem;
  height: 2px;
  background: var(--amber-500);
}

/* ---------- 关键句 ---------- */
.page-privacy .privacy-key {
  margin: 1.25rem 0 1.5rem;
  padding: .25rem 0 .25rem 1rem;
  border-left: 3px solid var(--amber-500);
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--tile-900);
}

/* ---------- 04 保存期限表 ---------- */
.page-privacy .privacy-table-wrap {
  margin: 1.35rem 0 0;
  overflow-x: auto;
  border: var(--hairline);
  border-radius: var(--radius-card);
  background: #fff;
}

.page-privacy .privacy-table {
  width: 100%;
  min-width: 34rem;
  border-collapse: collapse;
}

.page-privacy .privacy-table caption {
  padding: 0;
}

.page-privacy .privacy-table th,
.page-privacy .privacy-table td {
  padding: .8rem 1rem;
  text-align: left;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink-600);
  border-bottom: var(--hairline);
}

.page-privacy .privacy-table thead th {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--tile-900);
  background: var(--paper-200);
}

.page-privacy .privacy-table tbody th {
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 500;
  color: var(--tile-900);
}

.page-privacy .privacy-table tbody tr:nth-child(even) {
  background: var(--mint-150);
}

.page-privacy .privacy-table tbody tr:last-child th,
.page-privacy .privacy-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 05 步骤 ---------- */
.page-privacy .privacy-steps {
  list-style: none;
  margin: 1.35rem 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 1.1rem;
  counter-reset: none;
}

.page-privacy .privacy-steps__item {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  column-gap: .75rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px dashed var(--tile-300);
}

.page-privacy .privacy-steps__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-steps__num {
  padding-top: .3rem;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--amber-500);
}

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

.page-privacy .privacy-steps__title {
  margin: 0 0 .3rem !important;
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--tile-900);
}

.page-privacy .privacy-steps__body p:last-child {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-600);
}

/* ---------- 06 联系方式 ---------- */
.page-privacy .privacy-contact {
  margin: 1.35rem 0 1.5rem;
  padding: 1.15rem 1.25rem;
  border: var(--hairline);
  border-radius: var(--radius-card);
  background: var(--paper-200);
  display: grid;
  gap: .7rem;
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .15rem;
}

.page-privacy .privacy-contact__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--tile-600);
}

.page-privacy .privacy-contact__value {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink-900);
  overflow-wrap: anywhere;
}

/* ---------- 更新说明 ---------- */
.page-privacy .privacy-update {
  margin-top: clamp(2rem, 5vw, 3rem);
  padding: 1.15rem 1.25rem;
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background: var(--amber-150);
}

.page-privacy .privacy-update__title {
  margin: 0 0 .5rem;
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--tile-900);
}

.page-privacy .privacy-update p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-600);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-privacy .privacy-contact__row {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: .5rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    display: grid;
    grid-template-columns: 15rem minmax(0, 1fr);
    column-gap: clamp(2.5rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    align-self: start;
    margin-bottom: 0;
    padding-top: .9rem;
    border-top: 2px solid var(--tile-900);
  }

  .page-privacy .privacy-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__item {
    border-bottom: var(--hairline);
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    padding: .65rem .5rem .65rem .6rem;
    border: 0;
    border-left: 3px solid transparent;
    border-radius: 0;
    background: transparent;
    white-space: normal;
    line-height: 1.55;
  }

  .page-privacy .privacy-toc__item[data-active] .privacy-toc__link {
    border-left-color: var(--amber-500);
    background: transparent;
    color: var(--tile-900);
  }

  .page-privacy .privacy-chapter {
    --privacy-rail: 3.25rem;
    column-gap: 1.25rem;
  }
}

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