.page-privacy {
  --privacy-measure: 34em;
  --privacy-rule: var(--fog-200);
  background: #fff;
  color: var(--ink-700);
}

/* 首屏：冷雾底 + 底部斜切深海蓝带 */
.page-privacy .privacy-hero {
  position: relative;
  padding: 18px 0 96px;
  background: var(--fog-050);
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: -58px;
  height: 116px;
  background: var(--blue-900);
  transform: rotate(-2.2deg);
}

.page-privacy .privacy-hero .container {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: 22px;
  font-size: 13px;
  color: var(--ink-500);
}

.page-privacy .privacy-hero .breadcrumb a {
  color: var(--teal-600);
  text-decoration: none;
}

.page-privacy .privacy-hero .breadcrumb a:hover {
  text-decoration: underline;
}

.page-privacy .privacy-hero .eyebrow {
  margin: 0 0 10px;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 16px;
  color: var(--blue-900);
}

.page-privacy .privacy-hero__lead {
  max-width: 32em;
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin: 22px 0 0;
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--ink-500);
}

.page-privacy .privacy-meta__dot {
  color: var(--teal-300);
}

/* 文档骨架 */
.page-privacy .privacy-doc {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding: 48px 0 88px;
  align-items: start;
}

.page-privacy .privacy-body {
  min-width: 0;
  max-width: 42em;
}

/* 左侧条款目录 */
.page-privacy .privacy-index {
  position: static;
  padding-top: 14px;
  border-top: 2px solid var(--blue-900);
}

.page-privacy .privacy-index .doc-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-500);
}

.page-privacy .privacy-index .doc-index__list {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-privacy .privacy-index .doc-index__link {
  position: relative;
  display: block;
  flex: 0 0 auto;
  padding: 6px 12px;
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--ink-500);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--privacy-rule);
  border-radius: 999px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-privacy .privacy-index .doc-index__link:hover {
  color: var(--blue-900);
  border-color: var(--teal-300);
}

.page-privacy .privacy-index .doc-index__link::before {
  display: none;
}

.page-privacy .privacy-index .doc-index__link[aria-current="true"] {
  color: var(--blue-900);
  font-weight: 700;
  background: var(--fog-200);
  border-color: var(--fog-200);
}

/* 示意图 */
.page-privacy .privacy-flow {
  margin: 0 0 8px;
}

.page-privacy .privacy-flow img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-m);
  border: 1px solid var(--privacy-rule);
  background: var(--fog-050);
}

.page-privacy .privacy-flow .media__caption {
  margin-top: 10px;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-500);
}

/* 条款区块 */
.page-privacy .privacy-section {
  padding: 38px 0;
  border-top: 1px solid var(--privacy-rule);
  scroll-margin-top: 72px;
}

.page-privacy .privacy-flow + .privacy-section {
  border-top: 0;
  padding-top: 30px;
}

.page-privacy .privacy-section > h2 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--blue-900);
}

.page-privacy .privacy-section > h2 .num {
  flex: 0 0 2.4ch;
  font-size: 15px;
  color: var(--amber-500);
  letter-spacing: 0;
}

.page-privacy .privacy-body .prose {
  max-width: var(--privacy-measure);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-privacy .privacy-body .prose p {
  margin: 0 0 16px;
}

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

.page-privacy .privacy-body .prose ul {
  margin: 0 0 16px;
  padding-left: 20px;
}

.page-privacy .privacy-body .prose li {
  margin-bottom: 8px;
}

.page-privacy .privacy-body .prose a {
  color: var(--teal-600);
  text-decoration: none;
  border-bottom: 1px solid var(--teal-300);
  transition: border-color var(--dur) var(--ease);
}

.page-privacy .privacy-body .prose a:hover {
  border-color: var(--amber-500);
}

.page-privacy .privacy-body .prose strong {
  color: var(--blue-900);
}

/* 用途编号列表 */
.page-privacy .privacy-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  max-width: 42em;
  border-left: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 16px 0 16px 16px;
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-steps li:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-steps__num {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--amber-500);
  line-height: 1.4;
}

.page-privacy .privacy-steps strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-ui);
  font-size: 15px;
  color: var(--blue-900);
}

.page-privacy .privacy-steps p {
  margin: 0;
  max-width: 30em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-700);
}

/* 对照表 */
.page-privacy .table-wrap {
  margin: 20px 0;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-m);
  overflow-x: auto;
}

.page-privacy .table {
  font-size: 14px;
}

.page-privacy .table th,
.page-privacy .table td {
  padding: 12px 14px;
  vertical-align: top;
  line-height: 1.7;
}

.page-privacy .table tbody th {
  font-family: var(--font-ui);
  font-weight: 700;
  color: var(--blue-900);
  white-space: nowrap;
}

/* 提示块 */
.page-privacy .callout {
  max-width: 40em;
  margin: 22px 0 0;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.page-privacy .callout p {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.75;
}

/* 关键术语 */
.page-privacy .term {
  color: var(--teal-600);
  border-bottom: 1px dashed var(--teal-600);
  cursor: help;
  padding-bottom: 1px;
  transition: background var(--dur) var(--ease);
}

.page-privacy .term:hover,
.page-privacy .term:focus {
  background: rgba(15, 126, 124, 0.09);
}

/* 联系信息条 */
.page-privacy .privacy-contact-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin: 26px 0 0;
  padding: 22px;
  background: var(--fog-200);
  border-left: 4px solid var(--teal-600);
  border-radius: var(--radius-m);
}

.page-privacy .privacy-contact-bar__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-500);
}

.page-privacy .privacy-contact-bar__value {
  margin: 0 0 6px;
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 700;
  color: var(--blue-900);
  word-break: break-word;
}

.page-privacy .privacy-contact-bar__note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-700);
}

/* 折叠附录 */
.page-privacy .privacy-appendix {
  margin: 34px 0 0;
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-m);
  background: var(--fog-050);
  scroll-margin-top: 72px;
}

.page-privacy .privacy-appendix > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 700;
  color: var(--blue-900);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-appendix > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--amber-500);
}

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

.page-privacy .privacy-appendix__body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-appendix__body p {
  max-width: var(--privacy-measure);
  margin: 16px 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-privacy .privacy-appendix__body ol {
  max-width: var(--privacy-measure);
  margin: 0 0 16px;
  padding-left: 20px;
}

.page-privacy .privacy-appendix__body li {
  margin-bottom: 8px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .privacy-appendix__body a {
  color: var(--teal-600);
  text-decoration: none;
  border-bottom: 1px solid var(--teal-300);
}

.page-privacy .privacy-appendix__body a:hover {
  border-color: var(--amber-500);
}

/* 中等宽度 */
@media (min-width: 640px) {
  .page-privacy .privacy-heright,
  .page-privacy .privacy-hero__lead {
    font-size: 17px;
  }

  .page-privacy .privacy-contact-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    padding: 26px 28px;
  }

  .page-privacy .privacy-section > h2 {
    font-size: 22px;
  }
}

/* 桌面：左侧固定目录 + 右侧正文 */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 26px 0 112px;
  }

  .page-privacy .privacy-doc {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 56px;
    padding: 64px 0 104px;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 84px;
  }

  .page-privacy .privacy-index .doc-index__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-index .doc-index__link {
    padding: 9px 8px 9px 16px;
    font-size: 14px;
    white-space: normal;
    border: 0;
    border-bottom: 1px solid var(--privacy-rule);
    border-radius: 0;
  }

  .page-privacy .privacy-index .doc-index__link:first-child {
    border-top: 1px solid var(--privacy-rule);
  }

  .page-privacy .privacy-index .doc-index__link::before {
    content: "";
    display: block;
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 3px;
    background: var(--amber-500);
    opacity: 0;
    transition: opacity var(--dur) var(--ease);
  }

  .page-privacy .privacy-index .doc-index__link:hover {
    background: var(--fog-050);
  }

  .page-privacy .privacy-index .doc-index__link[aria-current="true"] {
    background: transparent;
    border-color: var(--privacy-rule);
  }

  .page-privacy .privacy-index .doc-index__link[aria-current="true"]::before {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index .doc-index__link,
  .page-privacy .term,
  .page-privacy .privacy-body .prose a,
  .page-privacy .privacy-index .doc-index__link::before {
    transition: none;
  }
}
<<<END>>>