.page-privacy {
  --pv-rule: rgba(11, 27, 43, .16);
  --pv-soft: #3E5266;
  --pv-card: #FFFFFF;
  background: var(--paper);
  color: var(--black);
  font-family: var(--font-sans);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-privacy a:focus-visible {
  outline: 3px solid var(--jade);
  outline-offset: 3px;
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background:
    repeating-linear-gradient(135deg, rgba(127, 209, 196, .10) 0 2px, transparent 2px 18px),
    var(--ink);
  color: var(--paper);
  padding: clamp(22px, 4vw, 40px) 0 clamp(58px, 8vw, 108px);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -150px;
  right: -130px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: repeating-radial-gradient(circle at center, rgba(228, 87, 46, .24) 0 2px, transparent 2px 22px);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: clamp(20px, 3.5vw, 44px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
  z-index: 0;
}

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

.page-privacy .privacy-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--mist);
}

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

.page-privacy .privacy-hero .breadcrumb a:hover {
  color: var(--track);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-privacy .privacy-hero .eyebrow {
  margin: 0 0 14px;
  color: var(--track);
  font-size: 12.5px;
  letter-spacing: .18em;
}

.page-privacy h1 {
  margin: 0 0 18px;
  max-width: 16em;
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 5.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.025em;
  color: var(--paper);
}

.page-privacy .privacy-lead {
  margin: 0 0 20px;
  max-width: 34em;
  font-size: clamp(15px, 1.55vw, 17.5px);
  line-height: 1.85;
  color: rgba(244, 239, 230, .84);
}

.page-privacy .privacy-stamp {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--jade-soft);
}

.page-privacy .privacy-stamp::before {
  content: "";
  width: 10px;
  height: 10px;
  flex: none;
  background: var(--ember);
  transform: rotate(45deg);
}

.page-privacy .privacy-hero__media {
  margin: 0;
  transform: rotate(-1.2deg);
}

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

/* ---------- 摘要带 ---------- */
.page-privacy .privacy-brief {
  position: relative;
  z-index: 1;
  padding: clamp(30px, 4.5vw, 52px) 0 clamp(28px, 4vw, 44px);
}

.page-privacy .brief-title {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink);
}

.page-privacy .brief-title::after {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 10px;
  background: var(--ember);
}

.page-privacy .brief-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .brief-grid > li {
  display: flex;
}

.page-privacy .brief-card {
  flex: 1;
  padding: 14px 16px 16px;
  border: 3px solid var(--ink);
  background: var(--pv-card);
  box-shadow: var(--shadow-hard-sm);
  transition: border-color .18s ease, transform .18s ease;
}

.page-privacy .brief-grid > li:nth-child(odd) .brief-card {
  transform: rotate(-.7deg);
}

.page-privacy .brief-grid > li:nth-child(even) .brief-card {
  transform: rotate(.7deg);
}

.page-privacy .brief-card:hover {
  border-color: var(--ember);
}

.page-privacy .brief-card summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

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

.page-privacy .brief-card summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-num);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--ember);
}

.page-privacy .brief-card[open] summary::after {
  content: "−";
  color: var(--jade);
}

.page-privacy .brief-no {
  flex: none;
  font-family: var(--font-num);
  font-size: 1.25rem;
  letter-spacing: .06em;
  color: var(--ember);
}

.page-privacy .brief-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pv-soft);
}

/* ---------- 正文区 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
  padding-top: clamp(22px, 3.5vw, 36px);
  border-top: 3px solid var(--ink);
}

.page-privacy .privacy-toc {
  padding: 16px 16px 18px;
  border: 3px solid var(--ink);
  background: var(--ink-2);
  color: var(--paper);
  box-shadow: var(--shadow-hard-sm);
}

.page-privacy .toc-title {
  margin: 0 0 12px;
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--track);
}

.page-privacy .toc-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  overflow-x: auto;
  list-style: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .toc-list a {
  display: block;
  padding: 8px 10px;
  border-left: 3px solid transparent;
  font-size: 14.5px;
  white-space: nowrap;
  color: var(--paper);
  text-decoration: none;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.page-privacy .toc-list a:hover {
  border-left-color: var(--track);
  background: rgba(244, 239, 230, .08);
  color: var(--track);
}

.page-privacy .toc-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-privacy .toc-note a {
  color: var(--jade-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 209, 196, .5);
}

.page-privacy .toc-note a:hover {
  color: var(--track);
}

.page-privacy .privacy-doc {
  min-width: 0;
  max-width: 40em;
}

.page-privacy .doc-sec {
  margin: 0 0 clamp(28px, 4vw, 42px);
  padding: 0 0 clamp(26px, 3.6vw, 38px);
  border-bottom: 1px solid var(--pv-rule);
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-privacy .doc-sec:last-of-type {
  margin-bottom: 0;
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .doc-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .doc-no {
  flex: none;
  font-family: var(--font-num);
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  line-height: 1;
  letter-spacing: .04em;
  color: var(--ember);
}

.page-privacy .doc-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.32rem, 2.4vw, 1.78rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-privacy .doc-sec p {
  margin: 0 0 14px;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--pv-soft);
}

.page-privacy .doc-sec p strong {
  color: var(--ink);
}

.page-privacy .doc-sec p a {
  color: var(--ember-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--ember);
}

.page-privacy .doc-sec p a:hover {
  color: var(--ink);
  border-bottom-color: var(--jade);
}

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

.page-privacy .doc-list li {
  position: relative;
  padding-left: 26px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--pv-soft);
}

.page-privacy .doc-list li::before {
  content: "";
  position: absolute;
  top: .62em;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--ember);
  transform: rotate(45deg);
}

.page-privacy .doc-list li strong {
  color: var(--ink);
}

.page-privacy .doc-callout {
  margin: 0 0 16px !important;
  padding: 14px 16px;
  border-left: 5px solid var(--jade);
  background: rgba(15, 139, 126, .085);
  font-size: 15.5px !important;
  line-height: 1.82;
  color: var(--pv-soft);
}

.page-privacy .doc-tail {
  margin-top: 22px;
  padding: 18px 18px 20px;
  border: 3px solid var(--ink);
  background: var(--pv-card);
  box-shadow: var(--shadow-hard-sm);
}

.page-privacy .doc-tail p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pv-soft);
}

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

.page-privacy .doc-tail a {
  color: var(--ember-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--ember);
}

.page-privacy .doc-tail a:hover {
  color: var(--ink);
  border-bottom-color: var(--jade);
}

.page-privacy .backtop {
  margin-top: 16px !important;
}

.page-privacy .backtop a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink) !important;
  background: var(--track);
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow-hard-sm);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.page-privacy .backtop a:hover {
  transform: translate(-2px, -2px);
  border-color: var(--ember) !important;
  box-shadow: var(--shadow-hard);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .brief-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 1fr);
    gap: clamp(32px, 4.5vw, 56px);
  }
}

@media (min-width: 980px) {
  .page-privacy .privacy-body {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: clamp(36px, 6vw, 80px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--bar-h) + 22px);
    padding: 18px 18px 20px;
  }

  .page-privacy .toc-list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .toc-list a {
    white-space: normal;
    line-height: 1.5;
  }
}

@media (min-width: 1080px) {
  .page-privacy .brief-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .brief-card,
  .page-privacy .backtop a,
  .page-privacy .toc-list a {
    transition: none;
  }

  .page-privacy .privacy-hero__media,
  .page-privacy .brief-grid > li:nth-child(odd) .brief-card,
  .page-privacy .brief-grid > li:nth-child(even) .brief-card {
    transform: none;
  }
}
<<<END>>>