.page-privacy {
  --pv-measure: 66ch;
  --pv-rail: 68px;
  padding-bottom: clamp(56px, 9vw, 120px);
  color: var(--ink);
  overflow-wrap: break-word;
}

.page-privacy .tb-breadcrumb {
  padding-block: 18px 0;
  font-size: 12px;
}

/* ---------- 页头 ---------- */
.page-privacy .pv-head {
  padding: clamp(20px, 3.4vw, 36px) 0 clamp(22px, 3vw, 34px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-head__top {
  display: grid;
  gap: 22px;
}

.page-privacy h1 {
  margin: 14px 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-privacy .tb-lead {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .pv-stamp {
  margin: 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--panel);
  display: grid;
  gap: 10px;
}

.page-privacy .pv-stamp__row {
  display: flex;
  gap: 12px;
  align-items: baseline;
  justify-content: space-between;
}

.page-privacy .pv-stamp dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .pv-stamp dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

/* ---------- 头部窄条图 ---------- */
.page-privacy .pv-banner {
  margin: clamp(22px, 3.6vw, 38px) 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: clamp(120px, 20vw, 230px);
  object-fit: cover;
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: 26px;
  margin-top: clamp(30px, 4.6vw, 54px);
}

.page-privacy .pv-rail {
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 14px);
  z-index: 3;
  background: var(--bg);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .pv-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-privacy .pv-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-privacy .pv-nav__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 8px 13px;
  border: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.12s ease, border-color 0.12s ease, background-color 0.12s ease;
}

.page-privacy .pv-nav__link:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--cyan-soft);
}

.page-privacy .pv-nav__link.is-current,
.page-privacy .pv-nav__link[aria-current="true"] {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
}

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

.page-privacy .pv-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
}

.page-privacy .pv-section {
  position: relative;
  padding-top: clamp(26px, 3.8vw, 42px);
  margin-top: clamp(26px, 3.8vw, 42px);
  border-top: 1px solid var(--line);
}

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

.page-privacy .pv-section:not(:first-child)::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 54px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .pv-section__no {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-privacy .pv-section h2 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 2.7vw, 30px);
  line-height: 1.26;
  letter-spacing: -0.01em;
}

.page-privacy .pv-body h3 {
  position: relative;
  margin: 26px 0 12px;
  padding-left: 13px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-privacy .pv-body h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}

.page-privacy .pv-key {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .pv-aside {
  display: block;
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 信息条目 ---------- */
.page-privacy .pv-items {
  display: grid;
  gap: 12px;
  margin: 0 0 18px;
}

.page-privacy .pv-item {
  padding: 14px 16px;
  border-left: 2px solid var(--line);
  background: linear-gradient(90deg, var(--cyan-soft), rgba(37, 242, 199, 0) 70%);
  transition: border-color 0.12s ease;
}

.page-privacy .pv-item:hover {
  border-left-color: var(--cyan);
}

.page-privacy .pv-item__k {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .pv-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 细线框要点 ---------- */
.page-privacy .pv-note {
  margin: 18px 0 20px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: var(--cyan-soft);
}

.page-privacy .pv-note__tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .pv-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 清单 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 23px;
  font-size: 15px;
  line-height: 1.72;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  border: 1px solid var(--cyan);
}

/* ---------- 折叠说明 ---------- */
.page-privacy .pv-more {
  margin: 20px 0 0;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

.page-privacy .pv-more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--cyan);
  list-style: none;
}

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

.page-privacy .pv-more summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
}

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

.page-privacy .pv-more__body {
  padding: 0 16px 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-privacy .pv-more__body p {
  margin: 0 0 12px;
}

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

/* ---------- 联系方式 ---------- */
.page-privacy .pv-contact {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-contact li {
  display: grid;
  gap: 5px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .pv-contact__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-privacy .pv-contact__v {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  word-break: break-all;
}

/* ---------- 收束区 ---------- */
.page-privacy .pv-foot {
  margin-top: clamp(38px, 5.4vw, 64px);
}

.page-privacy .pv-cta {
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-privacy .pv-cta h2 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-privacy .pv-cta p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-privacy .pv-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .tb-btn.is-copied {
  color: var(--bg);
  background: var(--orange);
  border-color: var(--orange);
}

.page-privacy .pv-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pv-links a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.12s ease, border-color 0.12s ease;
}

.page-privacy .pv-links a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy a:focus-visible,
.page-privacy button:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 桌面：竖排章节标签 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-head__top {
    grid-template-columns: minmax(0, 1fr) 262px;
    align-items: end;
    gap: 34px;
  }

  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .pv-rail {
    border-bottom: 0;
    padding-bottom: 0;
    background: transparent;
  }

  .page-privacy .pv-rail__label {
    writing-mode: vertical-rl;
    margin: 0 0 14px;
    letter-spacing: 0.3em;
  }

  .page-privacy .pv-nav {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-nav__link {
    writing-mode: vertical-rl;
    justify-content: center;
    padding: 18px 0;
    border: 0;
    border-left: 2px solid var(--line-soft);
    background: transparent;
    border-radius: 0;
    letter-spacing: 0.22em;
    transition: color 0.12s ease, border-color 0.12s ease;
  }

  .page-privacy .pv-nav__link:hover {
    background: transparent;
    border-left-color: var(--cyan);
  }

  .page-privacy .pv-nav__link.is-current,
  .page-privacy .pv-nav__link[aria-current="true"] {
    background: transparent;
    border-left-color: var(--cyan);
    color: var(--cyan);
  }

  .page-privacy .pv-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 26px 28px;
  }
}
<<<END>>>