.page-privacy {
  --pd-rule: rgba(28, 22, 19, 0.14);
  --pd-rule-strong: rgba(28, 22, 19, 0.28);
  --pd-ink-soft: rgba(28, 22, 19, 0.72);
  --pd-ink-mute: rgba(28, 22, 19, 0.56);
  --pd-sticky-offset: calc(var(--bar-h) + 56px);

  display: block;
  background: var(--night);
  color: var(--white);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding-top: clamp(1.75rem, 5vw, 3rem);
}

.page-privacy .privacy-hero__inner {
  display: grid;
  gap: clamp(0.6rem, 1.6vw, 1rem);
  max-width: 62rem;
}

.page-privacy .privacy-hero .crumbs {
  font-size: var(--fs-13);
  color: var(--steel);
  margin-bottom: 0.5rem;
}

.page-privacy .privacy-hero .crumbs a {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-privacy .privacy-hero .crumbs a:hover,
.page-privacy .privacy-hero .crumbs a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-privacy .privacy-hero .crumbs__sep {
  margin: 0 0.5rem;
  color: rgba(108, 133, 152, 0.6);
}

.page-privacy .privacy-hero .eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-13);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-64);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-privacy .privacy-hero__lead {
  margin: 0.35rem 0 0;
  max-width: 46ch;
  font-size: var(--fs-18);
  line-height: 1.75;
  color: var(--white);
}

.page-privacy .privacy-hero__meta {
  display: grid;
  gap: 0.85rem 1.5rem;
  grid-template-columns: 1fr;
  margin: clamp(1.25rem, 3vw, 2rem) 0 0;
  padding: clamp(1rem, 2.4vw, 1.4rem) 0 0;
  border-top: 1px solid var(--line-strong);
}

.page-privacy .privacy-hero__metaitem {
  display: grid;
  gap: 0.25rem;
}

.page-privacy .privacy-hero__metaitem dt {
  font-size: var(--fs-13);
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-privacy .privacy-hero__metaitem dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-18);
  color: var(--cream);
  word-break: break-all;
}

.page-privacy .privacy-banner {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  overflow: hidden;
  border-radius: var(--radius);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: inherit;
}

/* ---------- 目录条 ---------- */

.page-privacy .privacy-toc {
  position: sticky;
  top: var(--bar-h);
  z-index: 6;
  margin-top: clamp(1.25rem, 3.5vw, 2rem);
  background: rgba(8, 23, 38, 0.94);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-privacy .privacy-toc__inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-block: 0.6rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.page-privacy .privacy-toc__inner::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-toc__label {
  flex: none;
  font-family: var(--font-display);
  font-size: var(--fs-13);
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-privacy .privacy-toc__list {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  flex: none;
}

.page-privacy .privacy-toc__list a {
  display: inline-block;
  padding: 0.34rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: var(--fs-13);
  white-space: nowrap;
  color: var(--white);
  text-decoration: none;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--night);
  background: var(--neon);
  border-color: var(--neon);
}

/* ---------- 正文面板 ---------- */

.page-privacy .privacy-body {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-privacy .privacy-doc {
  display: grid;
  gap: clamp(1.5rem, 3.6vw, 2.5rem);
  padding: clamp(1.25rem, 4vw, 3rem);
  background: var(--cream);
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.45) 0%, rgba(255, 255, 255, 0) 42%);
  color: var(--ink-brown);
  border-radius: var(--radius);
}

.page-privacy .privacy-sec {
  display: grid;
  gap: 0.85rem;
  padding-top: clamp(1.25rem, 3vw, 1.9rem);
  border-top: 1px solid var(--pd-rule);
  scroll-margin-top: var(--pd-sticky-offset);
}

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

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.55rem 0.85rem;
}

.page-privacy .privacy-sec__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.3rem;
  padding: 0.28rem 0.5rem;
  background: var(--night);
  color: var(--neon);
  font-family: var(--font-display);
  font-size: var(--fs-15);
  letter-spacing: 0.06em;
  border-radius: 5px;
  line-height: 1.2;
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-28);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink-brown);
}

.page-privacy .privacy-sec__lead {
  margin: 0;
  max-width: 42ch;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--pd-ink-soft);
}

/* ---------- 条目 ---------- */

.page-privacy .privacy-terms {
  list-style: none;
  margin: 0.2rem 0 0;
  padding: 0;
  border-top: 1px solid var(--pd-rule);
}

.page-privacy .privacy-term {
  border-bottom: 1px solid var(--pd-rule);
}

.page-privacy .privacy-term summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  cursor: pointer;
  list-style: none;
  transition: color 0.22s var(--ease);
}

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

.page-privacy .privacy-term summary::after {
  content: "";
  flex: none;
  width: 0.5rem;
  height: 0.5rem;
  margin-top: 0.5rem;
  border-right: 2px solid var(--ink-brown);
  border-bottom: 2px solid var(--ink-brown);
  transform: rotate(45deg);
  transition: transform 0.26s var(--ease), border-color 0.22s var(--ease);
}

.page-privacy .privacy-term[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--ember);
}

.page-privacy .privacy-term summary:hover .privacy-term__key,
.page-privacy .privacy-term summary:focus-visible .privacy-term__key {
  color: var(--ember);
}

.page-privacy .privacy-term__text {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.page-privacy .privacy-term__key {
  font-size: var(--fs-18);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink-brown);
  transition: color 0.22s var(--ease);
}

.page-privacy .privacy-term__sum {
  font-size: var(--fs-13);
  line-height: 1.5;
  color: var(--pd-ink-mute);
}

.page-privacy .privacy-term__body {
  margin: 0;
  padding: 0 2rem 1.05rem 0;
  max-width: 56ch;
  font-size: var(--fs-15);
  line-height: 1.85;
  color: var(--pd-ink-soft);
}

/* ---------- 联系渠道 ---------- */

.page-privacy .privacy-channel {
  display: grid;
  gap: 0;
  margin-top: 0.2rem;
  border-top: 1px solid var(--pd-rule-strong);
  border-bottom: 1px solid var(--pd-rule-strong);
}

.page-privacy .privacy-channel__row {
  display: grid;
  gap: 0.25rem;
  padding: 0.85rem 0;
  border-top: 1px dashed var(--pd-rule);
}

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

.page-privacy .privacy-channel__label {
  font-size: var(--fs-13);
  letter-spacing: 0.1em;
  color: var(--pd-ink-mute);
}

.page-privacy .privacy-channel__value {
  font-size: var(--fs-18);
  line-height: 1.6;
  color: var(--ink-brown);
  word-break: break-word;
}

.page-privacy .privacy-channel__row:first-child .privacy-channel__value {
  font-family: var(--font-display);
  font-size: var(--fs-28);
  letter-spacing: 0.01em;
  color: var(--ink-brown);
}

.page-privacy .privacy-more {
  margin: 0.4rem 0 0;
  max-width: 48ch;
  font-size: var(--fs-15);
  line-height: 1.85;
  color: var(--pd-ink-soft);
}

.page-privacy .privacy-more a {
  color: var(--ink-brown);
  text-decoration: none;
  border-bottom: 2px solid var(--ember);
  padding-bottom: 1px;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-privacy .privacy-more a:hover,
.page-privacy .privacy-more a:focus-visible {
  color: var(--night);
  background: var(--neon);
  border-bottom-color: var(--neon);
}

/* ---------- 返回顶部 ---------- */

.page-privacy .backtop {
  position: fixed;
  right: clamp(0.9rem, 3vw, 2rem);
  bottom: clamp(0.9rem, 3vw, 2rem);
  z-index: 20;
  padding: 0.6rem 0.95rem;
  font-family: var(--font-body);
  font-size: var(--fs-13);
  color: var(--night);
  background: var(--neon);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
  transition: opacity 0.26s var(--ease), transform 0.26s var(--ease), visibility 0.26s;
}

.page-privacy .backtop.is-shown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-privacy .backtop:hover,
.page-privacy .backtop:focus-visible {
  background: var(--ember);
  color: var(--cream);
}

/* ---------- 显现 ---------- */

.page-privacy [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

.page-privacy [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

.page-privacy .has-js [data-reveal] {
  will-change: opacity, transform;
}

/* ---------- 响应式 ---------- */

@media (min-width: 600px) {
  .page-privacy .privacy-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .privacy-channel__row {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.25rem;
  }
}

@media (min-width: 860px) {
  .page-privacy .privacy-term summary {
    align-items: center;
  }

  .page-privacy .privacy-term__text {
    grid-template-columns: minmax(0, 15rem) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: baseline;
    flex: 1;
  }

  .page-privacy .privacy-term summary::after {
    margin-top: 0;
  }

  .page-privacy .privacy-term__body {
    padding-right: 4rem;
  }

  .page-privacy .privacy-banner img {
    aspect-ratio: 21 / 8;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-doc {
    padding: clamp(2.5rem, 4vw, 3.75rem) clamp(2.5rem, 5vw, 4.25rem);
  }

  .page-privacy .privacy-sec__title {
    font-size: var(--fs-40);
  }

  .page-privacy .privacy-channel__row {
    grid-template-columns: 11rem minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal],
  .page-privacy .privacy-term summary::after,
  .page-privacy .backtop {
    transition: none;
  }

  .page-privacy [data-reveal] {
    opacity: 1;
    transform: none;
  }
}
<<<END>>>