.page-privacy {
  --pv-rule: rgba(148, 163, 184, 0.22);
  --pv-rule-soft: rgba(148, 163, 184, 0.12);
  --pv-wash: rgba(34, 211, 238, 0.08);
  --pv-anchor: clamp(26px, 3.6vw, 44px);

  display: block;
  padding-bottom: clamp(56px, 8vw, 104px);
  background:
    radial-gradient(1000px 480px at 88% -12%, rgba(168, 85, 247, 0.15), transparent 60%),
    radial-gradient(820px 460px at 0% 8%, rgba(34, 211, 238, 0.09), transparent 62%),
    var(--c-ink);
  color: var(--c-mist);
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-privacy .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

.page-privacy .breadcrumb-list li {
  display: inline-flex;
  align-items: center;
}

.page-privacy .breadcrumb-list li + li::before {
  content: "/";
  margin: 0 10px;
  color: rgba(148, 163, 184, 0.45);
}

.page-privacy .breadcrumb-list a {
  color: var(--c-steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .breadcrumb-list a:hover {
  color: var(--c-cyan-soft);
  border-bottom-color: var(--line-strong);
}

.page-privacy .breadcrumb-list [aria-current="page"] {
  color: var(--c-mist);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
}

.page-privacy .pv-hero-visual {
  position: relative;
  margin: clamp(18px, 3vw, 30px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--surface-2);
  box-shadow: var(--shadow-lift);
}

.page-privacy .pv-hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 16, 28, 0.06) 0%, rgba(6, 16, 28, 0.7) 100%);
  pointer-events: none;
}

.page-privacy .pv-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: cover;
  object-position: center;
}

.page-privacy .pv-hero-text {
  position: relative;
  margin-top: clamp(24px, 3.6vw, 38px);
}

.page-privacy .pv-ghost {
  position: absolute;
  top: -0.24em;
  right: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(64px, 12vw, 140px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(34, 211, 238, 0.18);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.page-privacy .pv-hero-text .eyebrow {
  position: relative;
  z-index: 1;
  color: var(--c-cyan);
  letter-spacing: 0.18em;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
}

.page-privacy .pv-title {
  position: relative;
  z-index: 1;
  margin: 14px 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-privacy .pv-hero-text .lede {
  position: relative;
  z-index: 1;
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.85;
  color: var(--c-steel);
}

.page-privacy .pv-stamp {
  position: relative;
  z-index: 1;
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-cyan);
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.05em;
  color: rgba(148, 163, 184, 0.9);
}

/* ---------- 主布局 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  margin-top: clamp(34px, 5vw, 64px);
}

@media (min-width: 960px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 218px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  padding: 16px 14px;
}

@media (min-width: 960px) {
  .page-privacy .pv-toc {
    position: sticky;
    top: 108px;
  }
}

.page-privacy .pv-toc-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-steel);
}

.page-privacy .pv-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-privacy .pv-toc-list a {
  display: block;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--c-steel);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pv-toc-list a:hover {
  color: var(--c-cyan-soft);
  background: var(--pv-wash);
}

.page-privacy .pv-toc-list a.is-active {
  color: var(--c-mist);
  border-left-color: var(--c-cyan);
  background: rgba(34, 211, 238, 0.1);
}

.page-privacy .pv-toc-foot {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--pv-rule-soft);
}

.page-privacy .pv-toc-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-amber);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-privacy .pv-toc-cta:hover {
  color: var(--c-cyan-soft);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-article {
  min-width: 0;
}

.page-privacy .pv-section {
  margin-top: var(--pv-anchor);
  padding-top: var(--pv-anchor);
  border-top: 1px solid var(--pv-rule-soft);
  scroll-margin-top: 108px;
}

.page-privacy .pv-section:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

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

.page-privacy .pv-num {
  flex: none;
  padding: 3px 9px;
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: var(--r-pill);
  background: rgba(34, 211, 238, 0.1);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-privacy .pv-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 2.4vw, 28px);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--c-mist);
}

.page-privacy .pv-lead {
  margin: 0 0 18px;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-steel);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pv-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-list > li {
  position: relative;
  padding: 14px 16px 14px 20px;
  border: 1px solid var(--pv-rule-soft);
  border-radius: var(--r-md);
  background: linear-gradient(155deg, rgba(17, 26, 46, 0.62), rgba(11, 18, 32, 0.45));
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--c-cyan), rgba(34, 211, 238, 0));
}

.page-privacy .pv-list > li:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.page-privacy .pv-list h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--c-mist);
}

.page-privacy .pv-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-steel);
}

/* ---------- 用途栅格 ---------- */
.page-privacy .pv-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

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

.page-privacy .pv-tile {
  padding: 18px 18px 20px;
  border: 1px solid var(--pv-rule);
  border-radius: var(--r-md);
  background: var(--surface);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-privacy .pv-tile:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.page-privacy .pv-tile h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--c-cyan-soft);
}

.page-privacy .pv-tile p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-steel);
}

/* ---------- 键值行 ---------- */
.page-privacy .pv-rows {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pv-rule-soft);
}

.page-privacy .pv-rows > li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--pv-rule-soft);
}

@media (min-width: 720px) {
  .page-privacy .pv-rows > li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

.page-privacy .pv-row-key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--c-amber);
}

.page-privacy .pv-rows p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-steel);
}

/* ---------- 折叠 ---------- */
.page-privacy .fold {
  margin-top: 18px;
  border: 1px solid var(--pv-rule);
  border-radius: var(--r-md);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(17, 26, 46, 0.75), rgba(6, 16, 28, 0.72));
}

.page-privacy .fold-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  border: 0;
  background: transparent;
  color: var(--c-mist);
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .fold-trigger:hover {
  color: var(--c-cyan-soft);
  background: var(--pv-wash);
}

.page-privacy .fold-trigger::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--c-cyan);
}

.page-privacy .fold-trigger[aria-expanded="true"]::after {
  content: "－";
}

.page-privacy .fold-panel {
  padding: 16px 18px 18px;
  border-top: 1px solid var(--pv-rule-soft);
}

.page-privacy .fold-panel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--c-steel);
}

/* ---------- 联系渠道 ---------- */
.page-privacy .pv-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 22px;
  border: 1px solid var(--pv-rule);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--pv-rule-soft);
}

@media (min-width: 720px) {
  .page-privacy .pv-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-privacy .pv-contact-item {
  display: grid;
  gap: 8px;
  padding: 18px;
  background: var(--surface);
}

.page-privacy .pv-contact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-steel);
}

.page-privacy .pv-contact-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-mist);
  word-break: break-word;
}

.page-privacy .pv-contact-item:first-child .pv-contact-value {
  color: var(--c-amber);
}

.page-privacy .pv-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--pv-rule);
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-steel);
}

.page-privacy .pv-note a {
  color: var(--c-cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.2s var(--ease);
}

.page-privacy .pv-note a:hover {
  color: var(--c-cyan);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .pv-back {
  display: flex;
  justify-content: flex-end;
  margin-top: clamp(34px, 5vw, 56px);
  padding-top: 22px;
  border-top: 1px solid var(--pv-rule-soft);
}

.page-privacy .pv-back a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--c-cyan-soft);
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pv-back a:hover {
  background: var(--pv-wash);
  border-color: var(--c-cyan);
  color: var(--c-mist);
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 719px) {
  .page-privacy .pv-ghost {
    display: none;
  }

  .page-privacy .pv-hero-visual img {
    max-height: 190px;
  }

  .page-privacy .pv-title {
    max-width: none;
  }

  .page-privacy .pv-head {
    gap: 10px;
  }
}
<<<END>>>