.page-privacy {
  --pp-narrow: 62ch;
  --pp-sticky-top: 104px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  background: var(--bx-abyss);
  color: var(--bx-on-dark);
  padding: clamp(24px, 4vw, 48px) 0 0;
  overflow: hidden;
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 60%;
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(31, 122, 140, .35), transparent 62%),
    radial-gradient(90% 80% at 96% 12%, rgba(228, 87, 46, .18), transparent 66%);
  pointer-events: none;
}

.page-privacy .pp-hero .bx-shell {
  position: relative;
  padding-bottom: clamp(28px, 4vw, 52px);
}

.page-privacy .pp-hero .bx-breadcrumb {
  color: var(--bx-on-dark-soft);
  font-size: 13px;
  letter-spacing: .02em;
  margin-bottom: clamp(20px, 3vw, 34px);
}

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

.page-privacy .pp-hero .bx-breadcrumb a:hover {
  color: var(--bx-flag-soft);
}

.page-privacy .pp-hero .bx-eyebrow {
  color: var(--bx-flag-soft);
}

.page-privacy .pp-hero .bx-display {
  margin: 10px 0 0;
  color: var(--bx-paper);
}

.page-privacy .pp-hero .bx-lede {
  max-width: 54ch;
  margin: clamp(16px, 2vw, 24px) 0 0;
  color: var(--bx-on-dark);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
}

.page-privacy .pp-meta {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(20px, 3vw, 40px);
}

.page-privacy .pp-meta__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
}

.page-privacy .pp-meta__k {
  font-family: var(--bx-font-mono);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--bx-on-dark-soft);
}

.page-privacy .pp-meta__v {
  color: var(--bx-sand);
  font-weight: 500;
}

.page-privacy .pp-hero__band {
  position: relative;
  border-top: 2px solid var(--bx-flag);
  line-height: 0;
}

.page-privacy .pp-hero__band img {
  display: block;
  width: 100%;
  height: clamp(140px, 24vw, 320px);
  object-fit: cover;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  padding: clamp(40px, 6vw, 88px) 0 clamp(56px, 8vw, 104px);
}

.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 56px);
}

@media (min-width: 1024px) {
  .page-privacy .pp-layout {
    grid-template-columns: minmax(0, 216px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 84px);
  }
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  min-width: 0;
  border-top: 2px solid var(--bx-flag);
  padding-top: 14px;
}

@media (min-width: 1024px) {
  .page-privacy .pp-toc {
    position: sticky;
    top: var(--pp-sticky-top);
    align-self: start;
  }
}

.page-privacy .pp-toc__label {
  margin: 0 0 10px;
  font-family: var(--bx-font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bx-ink-soft);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

@media (min-width: 1024px) {
  .page-privacy .pp-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  font-size: 14px;
  line-height: 1.5;
  white-space: nowrap;
  text-decoration: none;
  color: var(--bx-ink-soft);
  border-left: 2px solid transparent;
  border-radius: var(--bx-radius);
  transition: color var(--bx-ease), background-color var(--bx-ease), border-color var(--bx-ease);
}

.page-privacy .pp-toc__link .bx-num {
  font-size: 12px;
  color: var(--bx-lake);
}

@media (min-width: 1024px) {
  .page-privacy .pp-toc__link {
    white-space: normal;
    align-items: flex-start;
  }
}

.page-privacy .pp-toc__link:hover {
  color: var(--bx-ink);
  background: rgba(31, 122, 140, .09);
  border-left-color: var(--bx-flag-soft);
}

.page-privacy .pp-toc__link:focus-visible {
  outline: 2px solid var(--bx-lake-soft);
  outline-offset: 2px;
}

/* ---------- 条款列表 ---------- */
.page-privacy .pp-articles {
  display: flex;
  flex-direction: column;
  gap: clamp(30px, 4vw, 54px);
  min-width: 0;
}

.page-privacy .pp-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding-top: clamp(26px, 3.6vw, 42px);
  border-top: 1px solid var(--bx-hair-light);
}

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

@media (min-width: 768px) {
  .page-privacy .pp-clause {
    grid-template-columns: 70px minmax(0, 1fr);
    gap: clamp(16px, 2.4vw, 40px);
  }

  .page-privacy .pp-clause__slot {
    position: sticky;
    top: var(--pp-sticky-top);
    align-self: start;
  }
}

.page-privacy .pp-clause__slot {
  display: flex;
}

.page-privacy .pp-clause__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 30px;
  padding: 0 8px;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--bx-lake);
  border: 1px solid var(--bx-hair-light);
  border-radius: var(--bx-radius);
  transition: background-color var(--bx-ease), color var(--bx-ease), border-color var(--bx-ease);
}

.page-privacy .pp-clause:target .pp-clause__num {
  background: var(--bx-flag);
  border-color: var(--bx-flag);
  color: var(--bx-paper);
}

.page-privacy .pp-clause__body {
  min-width: 0;
}

/* ---------- 折叠结构 ---------- */
.page-privacy .pp-fold {
  min-width: 0;
}

.page-privacy .pp-fold__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 2px 0;
  cursor: pointer;
  list-style: none;
}

.page-privacy .pp-fold__head::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-fold__head::after {
  content: "收起";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--bx-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--bx-lake);
  white-space: nowrap;
}

.page-privacy .pp-fold:not([open]) .pp-fold__head::after {
  content: "展开";
}

.page-privacy .pp-fold__head:focus-visible {
  outline: 2px solid var(--bx-lake-soft);
  outline-offset: 4px;
  border-radius: 2px;
}

.page-privacy .pp-clause__title {
  margin: 0;
  min-width: 0;
  font-family: var(--bx-font-display);
  font-size: clamp(20px, 2.3vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--bx-ink);
}

.page-privacy .pp-fold__body {
  padding-top: 12px;
}

/* ---------- 文本 ---------- */
.page-privacy .pp-clause__body p {
  margin: 0 0 14px;
  max-width: var(--pp-narrow);
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--bx-ink);
}

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

.page-privacy .pp-clause__body a {
  color: var(--bx-lake);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pp-clause__body a:hover {
  color: var(--bx-flag);
}

/* ---------- 键值定义行 ---------- */
.page-privacy .pp-def {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 20px 0 18px;
  max-width: 74ch;
}

.page-privacy .pp-def__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding-left: 14px;
  border-left: 2px solid var(--bx-hair-light);
}

@media (min-width: 640px) {
  .page-privacy .pp-def__row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 0 22px;
    align-items: baseline;
  }
}

.page-privacy .pp-def__k {
  font-family: var(--bx-font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--bx-lake);
}

.page-privacy .pp-def__v {
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--bx-ink-soft);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-list {
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 11px;
  max-width: var(--pp-narrow);
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--bx-ink-soft);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 2px;
  background: var(--bx-flag-soft);
}

/* ---------- 尾部 ---------- */
.page-privacy .pp-tail {
  margin-top: clamp(14px, 2vw, 22px);
  padding-top: 24px;
  border-top: 1px solid var(--bx-hair-light);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.page-privacy .pp-tail .bx-btn:focus-visible {
  outline: 2px solid var(--bx-lake-soft);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link,
  .page-privacy .pp-clause__num {
    transition: none;
  }
}