.page-privacy {
  --privacy-measure: 34em;
  --privacy-index-w: 232px;
  padding-block: clamp(20px, 4vw, 40px) clamp(64px, 8vw, 112px);
  color: var(--text);
}

/* ---------- 面包屑间距 ---------- */
.page-privacy .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 40px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  max-width: 1000px;
  margin-inline: auto;
  padding-bottom: clamp(8px, 2vw, 16px);
}

.page-privacy .privacy-hero__title {
  font-size: clamp(28px, 4.4vw, 46px);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -0.012em;
  margin: 14px 0 18px;
  max-width: 20em;
  color: var(--text);
}

.page-privacy .privacy-hero__lede {
  font-size: clamp(15.5px, 1.7vw, 17.5px);
  line-height: 1.9;
  color: var(--muted);
  max-width: 40em;
  margin: 0;
}

.page-privacy .privacy-hero__media {
  margin-top: clamp(26px, 4vw, 44px);
  aspect-ratio: 16 / 5;
  border-radius: var(--radius);
  overflow: hidden;
}

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

/* ---------- 双栏布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  margin-top: clamp(36px, 6vw, 72px);
}

.page-privacy .privacy-body {
  max-width: var(--privacy-measure);
  min-width: 0;
}

/* ---------- 条款节 ---------- */
.page-privacy .clause {
  padding-block: clamp(28px, 4.5vw, 48px);
  border-top: 1px solid var(--line);
  position: relative;
}

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

.page-privacy .clause--last {
  padding-bottom: 0;
}

.page-privacy .clause__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin: 0 0 10px;
}

.page-privacy .clause__title {
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -0.005em;
  margin: 0 0 18px;
  color: var(--text);
}

.page-privacy .clause__body p {
  font-size: clamp(15.5px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--text);
  margin: 0 0 16px;
}

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

.page-privacy .clause__body strong {
  color: var(--cyan);
  font-weight: 700;
}

.page-privacy .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 242, 207, 0.45);
  transition: border-color 140ms ease, color 140ms ease;
}

.page-privacy .clause__body a:hover {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

/* ---------- 列表 ---------- */
.page-privacy .clause__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  border-left: 2px solid var(--line);
}

.page-privacy .clause__list li {
  padding: 8px 0 8px 16px;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .clause__list-mark {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange);
  letter-spacing: 0.02em;
  margin-right: 2px;
}

.page-privacy .clause__footnote {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
  margin-top: 20px;
}

/* ---------- 折叠详情 ---------- */
.page-privacy .clause__details {
  margin: 22px 0 0;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
}

.page-privacy .clause__details summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 44px 14px 18px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
  position: relative;
  transition: color 140ms ease;
}

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

.page-privacy .clause__details summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
  line-height: 1;
}

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

.page-privacy .clause__details summary:hover {
  color: var(--cyan);
}

.page-privacy .clause__details-body {
  padding: 4px 18px 18px;
  border-top: 1px solid var(--line);
}

.page-privacy .clause__details-body p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--muted);
  margin: 14px 0 0;
  word-break: break-word;
}

/* ---------- 权利步骤 ---------- */
.page-privacy .clause__steps {
  list-style: none;
  margin: 16px 0 22px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .clause__steps li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease, transform 160ms ease;
}

.page-privacy .clause__steps li:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-privacy .clause__steps-num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-privacy .clause__steps strong {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.page-privacy .clause__steps p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

/* ---------- 联系卡片 ---------- */
.page-privacy .privacy-contact {
  margin-top: 20px;
  padding: 22px 20px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
}

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

.page-privacy .privacy-contact__value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.5vw, 16px);
  letter-spacing: 0.02em;
  color: var(--text);
  word-break: break-all;
}

.page-privacy .privacy-contact__note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-index {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px 18px;
}

.page-privacy .privacy-index .eyebrow {
  display: block;
  margin: 0 0 12px;
}

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

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

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

.page-privacy .privacy-index__list a {
  display: block;
  padding: 10px 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--muted);
  text-decoration: none;
  transition: color 140ms ease;
}

.page-privacy .privacy-index__list a::before {
  content: counter(pidx, decimal-leading-zero) " ";
  font-family: var(--font-mono);
  color: var(--line);
  margin-right: 6px;
  transition: color 140ms ease;
}

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

.page-privacy .privacy-index__list a:hover::before,
.page-privacy .privacy-index__list a:focus-visible::before {
  color: var(--cyan);
}

.page-privacy .privacy-index__card {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-index__card-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 12px;
}

.page-privacy .privacy-index__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .privacy-index__links a {
  display: block;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text);
  text-decoration: none;
  padding-left: 14px;
  position: relative;
  transition: color 140ms ease;
}

.page-privacy .privacy-index__links a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--cyan);
  transition: width 140ms ease;
}

.page-privacy .privacy-index__links a:hover {
  color: var(--cyan);
}

.page-privacy .privacy-index__links a:hover::before {
  width: 12px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, var(--privacy-measure)) var(--privacy-index-w);
    align-items: start;
    justify-content: center;
    column-gap: clamp(48px, 6vw, 80px);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 118px;
    max-height: calc(100vh - 150px);
    overflow-y: auto;
  }
}

/* ---------- 平板与移动端 ---------- */
@media (max-width: 899px) {
  .page-privacy .privacy-index {
    order: -1;
    padding: 16px 16px 18px;
  }

  .page-privacy .privacy-index__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 16px;
  }

  .page-privacy .privacy-index__list li + li {
    border-top: 0;
  }

  .page-privacy .privacy-index__list a {
    padding: 7px 0;
    font-size: 13px;
  }

  .page-privacy .privacy-index__card {
    margin-top: 16px;
  }
}

@media (max-width: 560px) {
  .page-privacy .privacy-hero__title {
    max-width: none;
  }

  .page-privacy .privacy-hero__media {
    aspect-ratio: 16 / 9;
  }

  .page-privacy .privacy-index__list {
    grid-template-columns: 1fr;
  }

  .page-privacy .clause__steps li {
    grid-template-columns: 26px 1fr;
    gap: 10px;
    padding: 14px;
  }

  .page-privacy .privacy-contact {
    padding: 18px 16px;
  }

  .page-privacy .privacy-contact__value {
    font-size: 13px;
  }
}
<<<END>>>