.page-privacy {
  --privacy-measure: 66ch;
  display: block;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: var(--line);
  background:
    radial-gradient(120% 80% at 84% 0%, rgba(33, 212, 181, 0.13), transparent 62%),
    linear-gradient(165deg, var(--navy-950) 0%, var(--navy-900) 54%, var(--navy-800) 100%);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(2.75rem, 8vw, 6rem) clamp(2.25rem, 6vw, 4.25rem);
}

.page-privacy .privacy-hero .breadcrumbs {
  font-size: 0.8125rem;
  color: var(--navy-500);
}

.page-privacy .privacy-hero .breadcrumbs__link {
  color: var(--mist-300);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-privacy .privacy-hero .breadcrumbs__link:hover,
.page-privacy .privacy-hero .breadcrumbs__link:focus-visible {
  color: var(--orange-500);
}

.page-privacy .privacy-hero .breadcrumbs__link:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.page-privacy .privacy-hero .breadcrumbs__sep {
  margin-inline: 0.45rem;
  color: var(--navy-500);
}

.page-privacy .privacy-hero .breadcrumbs__current {
  color: var(--mist-300);
}

.page-privacy .privacy-hero .eyebrow {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--orange-500);
  text-transform: uppercase;
}

.page-privacy .privacy-hero h1 {
  margin: 1rem 0 0;
  max-width: 21ch;
  font-size: clamp(1.95rem, 6.2vw, 3.75rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.012em;
  color: var(--ice-100);
}

.page-privacy .privacy-hero__lead {
  max-width: 48ch;
  margin: 1.25rem 0 0;
  font-size: clamp(1rem, 2.1vw, 1.125rem);
  line-height: 1.85;
  color: var(--mist-300);
}

.page-privacy .privacy-hero__meta {
  display: grid;
  gap: 1.15rem;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  padding-top: 1.5rem;
  border-top: var(--line);
}

.page-privacy .privacy-hero__meta > div {
  display: grid;
  gap: 0.35rem;
}

.page-privacy .privacy-hero__meta dt {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--navy-500);
  text-transform: uppercase;
}

.page-privacy .privacy-hero__meta dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--ice-100);
}

@media (min-width: 700px) {
  .page-privacy .privacy-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem;
  }
}

/* ---------- 两栏骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  padding-block: clamp(2.5rem, 7vw, 5rem) clamp(3.5rem, 9vw, 7rem);
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(170px, 210px) minmax(0, 1fr);
    gap: clamp(3rem, 6vw, 6rem);
    align-items: start;
  }
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-index {
  border-top: var(--line);
  padding-top: 1rem;
}

.page-privacy .privacy-index__label {
  margin: 0;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--navy-500);
  text-transform: uppercase;
}

.page-privacy .privacy-index__list {
  list-style: none;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 0.5rem;
  margin: 0.9rem 0 0;
  padding: 0 0 0.25rem;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-privacy .privacy-index__list a {
  display: block;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--navy-700);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--mist-300);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--ice-100);
  border-color: var(--orange-500);
  background-color: rgba(255, 107, 26, 0.08);
}

.page-privacy .privacy-index__list a:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.page-privacy .privacy-index__progress {
  display: none;
  margin-top: 1.35rem;
  height: 2px;
  background: var(--navy-700);
  overflow: hidden;
}

.page-privacy .privacy-index__progress > span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--orange-500);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.12s linear;
}

@media (min-width: 960px) {
  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--header-h) + 2.25rem);
    border-top: none;
    border-left: var(--line);
    padding: 0.25rem 0 0.25rem 1.125rem;
  }

  .page-privacy .privacy-index__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    gap: 0.1rem;
    margin-top: 1rem;
    padding-bottom: 0;
    overflow-x: visible;
  }

  .page-privacy .privacy-index__list a {
    padding: 0.55rem 0;
    border: none;
    border-bottom: 1px solid transparent;
    border-radius: 0;
    font-size: 0.875rem;
    white-space: normal;
  }

  .page-privacy .privacy-index__list a:hover,
  .page-privacy .privacy-index__list a:focus-visible {
    background-color: transparent;
    border-bottom-color: var(--navy-700);
  }

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

/* ---------- 正文条款 ---------- */
.page-privacy .privacy-body {
  max-width: var(--privacy-measure);
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.25rem);
}

.page-privacy .privacy-section {
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.85rem;
  border-bottom: var(--line);
}

.page-privacy .privacy-section__num {
  flex: none;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--orange-500);
}

.page-privacy .privacy-section__head h2 {
  margin: 0;
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--ice-100);
}

.page-privacy .privacy-section > h3 {
  margin: 1.85rem 0 0;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ice-100);
}

.page-privacy .privacy-section > p {
  max-width: var(--privacy-measure);
  margin: 0.85rem 0 0;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--mist-300);
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  border-top: var(--line);
}

.page-privacy .privacy-list li {
  display: flex;
  gap: 0.875rem;
  padding: 0.8rem 0;
  border-bottom: var(--line);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--mist-300);
}

.page-privacy .privacy-list li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  margin-top: 0.62em;
  border-radius: 50%;
  background: var(--teal-400);
}

/* ---------- 使用目的面板 ---------- */
.page-privacy .privacy-purpose {
  margin: 1.75rem 0 0;
  display: grid;
  gap: 1px;
  border: var(--line);
  background: var(--navy-700);
}

.page-privacy .privacy-purpose > div {
  display: grid;
  gap: 0.45rem;
  padding: 1.25rem 1.25rem 1.4rem;
  background: var(--navy-800);
}

.page-privacy .privacy-purpose dt {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ice-100);
}

.page-privacy .privacy-purpose dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mist-300);
}

@media (min-width: 720px) {
  .page-privacy .privacy-purpose {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 折叠摘要 ---------- */
.page-privacy .privacy-more {
  margin-top: 1.75rem;
  border: var(--line);
  background: var(--navy-800);
}

.page-privacy .privacy-more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--ice-100);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-more summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--orange-500);
}

.page-privacy .privacy-more[open] summary::after {
  content: "−";
}

.page-privacy .privacy-more summary:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: -2px;
}

.page-privacy .privacy-more__body {
  padding: 1rem 1.25rem 1.35rem;
  border-top: var(--line);
}

.page-privacy .privacy-more__body ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-privacy .privacy-more__body li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mist-300);
}

.page-privacy .privacy-more__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal-400);
}

/* ---------- 用户权利 ---------- */
.page-privacy .privacy-rights {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.4rem;
}

.page-privacy .privacy-rights li {
  padding: 0.2rem 0 0.2rem 1.125rem;
  border-left: 2px solid var(--teal-400);
}

.page-privacy .privacy-rights h3 {
  margin: 0 0 0.35rem;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ice-100);
}

.page-privacy .privacy-rights p {
  max-width: 62ch;
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--mist-300);
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  margin-top: 1.75rem;
  border: var(--line);
  background: var(--navy-800);
  padding: clamp(1.25rem, 4vw, 1.9rem);
  display: grid;
  gap: 1.4rem;
}

.page-privacy .privacy-contact__row {
  display: grid;
  gap: 0.45rem;
}

.page-privacy .privacy-contact__label {
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--navy-500);
  text-transform: uppercase;
}

.page-privacy .privacy-contact__value {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ice-100);
}

.page-privacy .privacy-contact .copy-field {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem 0.9rem;
}

.page-privacy .privacy-contact .copy-field__value {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--ice-100);
  word-break: break-word;
}

.page-privacy .privacy-contact .copy-field__btn {
  appearance: none;
  border: 1px solid var(--navy-700);
  border-radius: var(--radius);
  background: transparent;
  padding: 0.32rem 0.75rem;
  font-family: inherit;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--mist-300);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-contact .copy-field__btn:hover,
.page-privacy .privacy-contact .copy-field__btn:focus-visible {
  color: var(--orange-500);
  border-color: var(--orange-500);
}

.page-privacy .privacy-contact .copy-field__btn:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.page-privacy .privacy-contact__note {
  margin: 1.25rem 0 0;
  max-width: var(--privacy-measure);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--navy-500);
}

/* ---------- 收尾 ---------- */
.page-privacy .privacy-outro {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: 1.75rem;
  border-top: var(--line);
  display: grid;
  gap: 1.25rem;
}

.page-privacy .privacy-outro p {
  max-width: 58ch;
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--mist-300);
}

.page-privacy .privacy-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-index__progress > span,
  .page-privacy .privacy-contact .copy-field__btn,
  .page-privacy .privacy-hero .breadcrumbs__link {
    transition: none;
  }
}
<<<END>>>