.page-privacy {
  --privacy-rule: rgba(46, 55, 104, 0.9);
  --privacy-toc-w: 232px;
  padding-bottom: 96px;
}

.page-privacy .og-breadcrumb {
  margin-top: 24px;
}

/* ---------- 首屏说明区 ---------- */
.page-privacy .privacy-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin: 32px 0 56px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-500);
}

.page-privacy .privacy-hero__text .og-eyebrow {
  margin: 0 0 14px;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text-900);
  max-width: 20ch;
}

.page-privacy .privacy-hero .og-lead {
  margin: 0 0 24px;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-300);
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--text-300);
  font-variant-numeric: tabular-nums;
}

.page-privacy .privacy-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding-right: 20px;
  border-right: 1px solid var(--line-500);
}

.page-privacy .privacy-hero__meta li:last-child {
  padding-right: 0;
  border-right: 0;
}

.page-privacy .privacy-key {
  color: var(--cyan-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  border-radius: var(--radius-panel);
  overflow: hidden;
  border: 1px solid var(--line-500);
  box-shadow: var(--shadow-panel);
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 目录轴 + 正文 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-privacy .privacy-toc {
  border: 1px solid var(--line-500);
  border-radius: var(--radius-panel);
  background: var(--ink-850);
  padding: 20px 18px;
  box-shadow: var(--shadow-panel);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

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

.page-privacy .privacy-toc__list li + li {
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 4px;
  text-decoration: none;
  color: var(--text-300);
  transition: color 180ms var(--ease), background-color 180ms var(--ease);
  border-left: 2px solid transparent;
  padding-left: 10px;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--text-900);
  background: var(--ink-750);
  border-left-color: var(--signal-500);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal-500);
  font-variant-numeric: tabular-nums;
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__label {
  font-size: 14px;
  line-height: 1.5;
}

.page-privacy .privacy-toc__foot {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-toc__foot p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-300);
}

.page-privacy .privacy-toc__foot a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.45);
}

.page-privacy .privacy-toc__foot a:hover,
.page-privacy .privacy-toc__foot a:focus-visible {
  color: var(--ember-400);
  border-bottom-color: var(--ember-400);
}

/* ---------- 条款折叠块 ---------- */
.page-privacy .privacy-section {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: 24px;
}

.page-privacy .privacy-acc {
  border: 1px solid var(--line-500);
  border-radius: var(--radius-panel);
  background: var(--ink-850);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

.page-privacy .privacy-acc__head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 20px 20px 18px;
  cursor: pointer;
  list-style: none;
  border-left: 3px solid var(--signal-500);
  transition: background-color 200ms var(--ease);
}

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

.page-privacy .privacy-acc__head:hover {
  background: var(--ink-750);
}

.page-privacy .privacy-acc__head:focus-visible {
  outline: 2px solid var(--signal-500);
  outline-offset: -3px;
}

.page-privacy .privacy-acc__num {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  color: var(--signal-500);
  font-variant-numeric: tabular-nums;
  flex: 0 0 auto;
}

.page-privacy .privacy-acc__title {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  line-height: 1.35;
  color: var(--text-900);
  flex: 1 1 auto;
}

.page-privacy .privacy-acc__cue {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-privacy .privacy-acc__cue::before,
.page-privacy .privacy-acc__cue::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 14px;
  height: 1px;
  background: var(--cyan-400);
  transform: translateY(-50%);
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}

.page-privacy .privacy-acc__cue::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-privacy .privacy-acc[open] .privacy-acc__cue::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.page-privacy .privacy-acc__body {
  padding: 4px 20px 26px 21px;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-acc__body > p {
  margin: 18px 0 0;
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-300);
}

.page-privacy .privacy-acc__body a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.45);
}

.page-privacy .privacy-acc__body a:hover,
.page-privacy .privacy-acc__body a:focus-visible {
  color: var(--ember-400);
  border-bottom-color: var(--ember-400);
}

/* ---------- 信息范围定义表 ---------- */
.page-privacy .privacy-def {
  margin: 22px 0 0;
}

.page-privacy .privacy-def__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-def__row:last-child {
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-def dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan-400);
  font-variant-numeric: tabular-nums;
}

.page-privacy .privacy-def dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-900);
  max-width: 62ch;
}

/* ---------- 浅底强调块 ---------- */
.page-privacy .privacy-callout {
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--paper-50);
  border-left: 3px solid var(--signal-500);
  border-radius: var(--radius-soft);
}

.page-privacy .privacy-callout p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: #1A2145;
  max-width: 62ch;
}

.page-privacy .privacy-callout a {
  color: var(--cyan-700);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 116, 144, 0.5);
}

.page-privacy .privacy-callout a:hover,
.page-privacy .privacy-callout a:focus-visible {
  color: var(--signal-500);
  border-bottom-color: var(--signal-500);
}

.page-privacy .privacy-note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--line-500);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-300);
  max-width: 62ch;
}

/* ---------- 用途列表 ---------- */
.page-privacy .privacy-uses {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-privacy .privacy-uses li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-uses li:last-child {
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-uses .og-tag {
  margin-top: 3px;
}

.page-privacy .privacy-uses p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-300);
  max-width: 62ch;
}

.page-privacy .privacy-uses strong {
  display: block;
  margin-bottom: 4px;
  font-weight: 500;
  color: var(--text-900);
}

/* ---------- 保留与保护表 ---------- */
.page-privacy .privacy-table {
  margin-top: 22px;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-privacy .privacy-table__head,
.page-privacy .privacy-table__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 16px;
}

.page-privacy .privacy-table__head {
  background: var(--ink-750);
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-privacy .privacy-table__head span:not(:first-child) {
  display: none;
}

.page-privacy .privacy-table__row {
  border-top: 1px solid var(--privacy-rule);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-300);
}

.page-privacy .privacy-table__row > span:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--signal-500);
}

/* ---------- 共享双栏 ---------- */
.page-privacy .privacy-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 22px;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-privacy .privacy-split__col {
  padding: 18px 18px 20px;
}

.page-privacy .privacy-split__col + .privacy-split__col {
  border-top: 1px solid var(--privacy-rule);
  background: rgba(31, 39, 81, 0.35);
}

.page-privacy .privacy-split__label {
  margin: 0 0 12px;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-400);
}

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

.page-privacy .privacy-split__col li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-300);
}

.page-privacy .privacy-split__col li:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-split__col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 1px;
  background: var(--cyan-400);
}

/* ---------- 权利步骤 ---------- */
.page-privacy .privacy-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  counter-reset: none;
}

.page-privacy .privacy-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-steps li:last-child {
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-steps__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--signal-500);
  font-variant-numeric: tabular-nums;
  padding-top: 4px;
}

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

.page-privacy .privacy-steps__name {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--text-900);
}

.page-privacy .privacy-steps__body > p:last-child,
.page-privacy .privacy-steps__body > p:not(.privacy-steps__name) {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-300);
  max-width: 62ch;
}

.page-privacy .privacy-copyrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-soft);
  background: var(--ink-950);
}

.page-privacy .privacy-copyrow__code {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan-400);
  word-break: break-all;
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  margin-top: 20px;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 16px;
}

.page-privacy .privacy-contact__row + .privacy-contact__row {
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-contact__key {
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-privacy .privacy-contact__val {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-900);
  word-break: break-word;
}

/* ---------- 签名收束 ---------- */
.page-privacy .privacy-signoff {
  margin-top: 64px;
}
.page-privacy .privacy-signoff__line {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--signal-500) 0, var(--cyan-400) 90px, var(--line-500) 90px, var(--line-500) 100%);
}
.page-privacy .privacy-signoff p {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.8;
  color: var(--text-300);
  font-variant-numeric: tabular-nums;
}

/* ---------- 响应式：平板 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero__meta li {
    padding-right: 24px;
  }

  .page-privacy .privacy-def__row {
    grid-template-columns: 176px 1fr;
    gap: 20px;
    align-items: start;
  }

  .page-privacy .privacy-table__head,
  .page-privacy .privacy-table__row {
    grid-template-columns: 150px 1fr 1fr;
    gap: 20px;
  }

  .page-privacy .privacy-table__head span:not(:first-child) {
    display: block;
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: 150px 1fr;
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-privacy .privacy-split {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-split__col + .privacy-split__col {
    border-top: 0;
    border-left: 1px solid var(--privacy-rule);
  }
}

/* ---------- 响应式：桌面 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 48px;
    align-items: end;
    margin: 40px 0 72px;
  }

  .page-privacy .privacy-hero__figure {
    aspect-ratio: 14 / 9;
  }

  .page-privacy .privacy-hero__figure img {
    height: 100%;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-toc-w) minmax(0, 1fr);
    gap: 48px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding: 24px 20px;
  }

  .page-privacy .privacy-acc__head {
    padding: 24px 26px 24px 24px;
    gap: 22px;
  }

  .page-privacy .privacy-acc__body {
    padding: 6px 26px 30px 76px;
  }

  .page-privacy .privacy-def {
    display: block;
  }
}

@media (min-width: 1280px) {
  .page-privacy {
    --privacy-toc-w: 260px;
  }

  .page-privacy .privacy-acc__num {
    font-size: 30px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a,
  .page-privacy .privacy-acc__head,
  .page-privacy .privacy-acc__cue::before,
  .page-privacy .privacy-acc__cue::after {
    transition-duration: 120ms;
  }
}
</main>