.page-privacy {
  --privacy-rail: 46px;
  --privacy-rule: rgba(110, 124, 117, .28);
  --privacy-rule-soft: rgba(110, 124, 117, .16);
  --privacy-grain: rgba(110, 124, 117, .1);
  background: var(--paper-050);
  color: var(--ink-950);
}

/* ---------- 页首 ---------- */

.page-privacy .privacy-masthead {
  position: relative;
  isolation: isolate;
  padding: clamp(22px, 4vw, 42px) 0 0;
  border-bottom: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-masthead__grain {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--privacy-grain) 1px, transparent 1px),
    linear-gradient(90deg, var(--privacy-grain) 1px, transparent 1px);
  background-size: 62px 62px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .34) 58%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .34) 58%, transparent 100%);
}

.page-privacy .privacy-masthead__inner {
  padding-bottom: clamp(20px, 3.6vw, 34px);
}

.page-privacy .privacy-eyebrow {
  margin: clamp(18px, 3vw, 30px) 0 0;
  color: var(--moss-600);
}

.page-privacy .privacy-title {
  margin: 10px 0 0;
  max-width: 16ch;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.6vw, 52px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--ink-950);
}

.page-privacy .privacy-lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 2.1vw, 17.5px);
  line-height: 1.78;
  color: var(--ink-800);
}

.page-privacy .privacy-version {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: clamp(18px, 3vw, 26px) 0 0;
}

.page-privacy .privacy-version .t-annot {
  margin: 0;
}

.page-privacy .privacy-figure {
  width: min(100% - 2 * var(--gutter), var(--wrap));
  margin: clamp(24px, 4vw, 44px) auto 0;
}

.page-privacy .privacy-figure__media {
  border-radius: var(--radius-organic);
  overflow: hidden;
  border: 1px solid var(--privacy-rule-soft);
}

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

.page-privacy .privacy-figure .figure__cap {
  margin-top: 10px;
}

/* ---------- 主布局 ---------- */

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  padding: clamp(26px, 5vw, 58px) 0 clamp(40px, 7vw, 88px);
}

/* ---------- 章节目录 ---------- */

.page-privacy .privacy-index {
  border-top: 2px solid var(--ink-800);
  background: var(--paper-200);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-privacy .privacy-index__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-narrow);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--ink-950);
}

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

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

.page-privacy .privacy-index__nav {
  padding: 4px 16px 16px;
}

.page-privacy .privacy-index__list {
  counter-reset: idx;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-index__list li {
  counter-increment: idx;
}

.page-privacy .privacy-index__list a {
  display: block;
  padding: 9px 4px 9px 13px;
  border-left: 2px solid transparent;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink-800);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out);
}

.page-privacy .privacy-index__list a::before {
  content: counter(idx, decimal-leading-zero);
  margin-right: 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate-500);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--ink-950);
  border-left-color: var(--cyan-400);
}

/* ---------- 正文轨道 ---------- */

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

.page-privacy .privacy-section {
  position: relative;
  display: grid;
  grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
  column-gap: clamp(10px, 2.2vw, 22px);
  padding: clamp(24px, 3.6vw, 40px) 0 clamp(24px, 3.6vw, 40px) clamp(14px, 2.6vw, 30px);
  border-top: 1px solid var(--privacy-rule-soft);
  scroll-margin-top: 96px;
}

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

.page-privacy .privacy-section::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(22px, 3.4vw, 36px);
  bottom: clamp(22px, 3.4vw, 36px);
  width: 1px;
  background: linear-gradient(180deg, rgba(59, 227, 210, .62), rgba(110, 124, 117, .1) 72%, transparent 100%);
}

.page-privacy .privacy-section:first-child::before {
  top: 6px;
}

.page-privacy .privacy-section__num {
  margin: 0;
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
  color: var(--slate-500);
}

.page-privacy .privacy-section__title {
  margin: 0 0 14px;
  font-family: var(--font-narrow);
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.34;
  letter-spacing: .02em;
  color: var(--ink-950);
}

.page-privacy .privacy-section__title::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  margin-top: 12px;
  background: var(--amber-500);
}

.page-privacy .privacy-section__body p {
  margin: 0 0 14px;
  max-width: 60ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--ink-800);
}

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

.page-privacy .privacy-section__body a {
  color: var(--moss-600);
  text-decoration: underline;
  text-decoration-color: rgba(59, 227, 210, .8);
  text-underline-offset: 3px;
}

.page-privacy .privacy-section__body a:hover,
.page-privacy .privacy-section__body a:focus-visible {
  color: var(--ink-950);
  text-decoration-color: var(--cyan-400);
}

.page-privacy .privacy-subhead {
  margin: 22px 0 10px;
  font-family: var(--font-narrow);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--moss-600);
}

/* ---------- 列表 ---------- */

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 60ch;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  font-size: 16.5px;
  line-height: 1.76;
  color: var(--ink-800);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: .7em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan-400);
  box-shadow: 0 0 0 3px rgba(59, 227, 210, .16);
}

/* ---------- 保存期限 ---------- */

.page-privacy .privacy-keep {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  max-width: 60ch;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-keep li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 18px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-keep__k {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink-800);
}

.page-privacy .privacy-keep__v {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-variant-numeric: tabular-nums;
  color: var(--ink-950);
}

/* ---------- 权利卡片 ---------- */

.page-privacy .privacy-claims {
  display: grid;
  gap: 12px;
  margin: 4px 0 22px;
  max-width: 62ch;
}

.page-privacy .privacy-claim {
  padding: 16px 16px 14px;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-soft);
  background: var(--paper-200);
}

.page-privacy .privacy-claim h3 {
  margin: 0 0 6px;
  font-family: var(--font-narrow);
  font-size: 16px;
  letter-spacing: .04em;
  color: var(--ink-950);
}

.page-privacy .privacy-section__body .privacy-claim p {
  margin: 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-800);
}

/* ---------- 联系入口块 ---------- */

.page-privacy .privacy-channel {
  max-width: 60ch;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan-400);
  border-radius: 0 var(--radius-soft) var(--radius-soft) 0;
  background: rgba(19, 37, 30, .05);
}

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

.page-privacy .privacy-channel__label {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--slate-500);
}

.page-privacy .privacy-section__body .privacy-channel__mail {
  margin: 0 0 12px;
  max-width: none;
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.4vw, 17px);
  letter-spacing: -.01em;
  word-break: break-all;
  color: var(--ink-950);
}

/* ---------- 结尾通道 ---------- */

.page-privacy .privacy-tail {
  padding: 0 0 clamp(48px, 8vw, 96px);
}

.page-privacy .privacy-tail__inner {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 3.6vw, 36px);
  border-radius: var(--radius-organic);
  background: var(--ink-800);
  color: var(--paper-050);
}

.page-privacy .privacy-tail__inner p {
  margin: 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.78;
}

.page-privacy .privacy-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-tail__actions a {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border: 1px solid rgba(245, 240, 230, .3);
  border-radius: 999px;
  font-size: 14.5px;
  color: var(--paper-050);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out);
}

.page-privacy .privacy-tail__actions a:hover,
.page-privacy .privacy-tail__actions a:focus-visible {
  color: var(--cyan-400);
  border-color: var(--cyan-400);
}

/* ---------- 窄屏 ---------- */

@media (max-width: 599px) {
  .page-privacy {
    --privacy-rail: 32px;
  }

  .page-privacy .privacy-section {
    column-gap: 10px;
    padding-left: 13px;
  }

  .page-privacy .privacy-section__num {
    font-size: 12px;
  }

  .page-privacy .privacy-section__body p,
  .page-privacy .privacy-list li {
    font-size: 16px;
  }

  .page-privacy .privacy-channel {
    padding: 16px 15px;
  }
}

@media (min-width: 640px) {
  .page-privacy .privacy-claims {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    column-gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .privacy-body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .privacy-index {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 104px;
    background: transparent;
    border-radius: 0;
    border-top-width: 1px;
    border-top-color: var(--privacy-rule);
    overflow: visible;
  }

  .page-privacy .privacy-index__summary {
    display: none;
  }

  .page-privacy .privacy-index__nav {
    padding: 14px 0 0;
  }

  .page-privacy .privacy-index__list a {
    padding-left: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-tail__actions a {
    transition: none;
  }
}