.page-privacy {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  position: relative;
}

/* ---------- 页头 ---------- */
.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--night);
  color: var(--text);
  padding: clamp(26px, 4.6vw, 54px) 0 clamp(44px, 7vw, 88px);
}

.page-privacy .pp-hero__texture {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.36;
}

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

.page-privacy .pp-hero__grid {
  position: absolute;
  inset: -20%;
  z-index: -1;
  pointer-events: none;
  transform: rotate(-6deg);
  background-image:
    repeating-linear-gradient(0deg, rgba(34, 224, 208, 0.09) 0 1px, transparent 1px 52px),
    repeating-linear-gradient(90deg, rgba(34, 224, 208, 0.09) 0 1px, transparent 1px 52px);
}

.page-privacy .pp-hero__inner {
  position: relative;
  display: grid;
  gap: 18px;
}

.page-privacy .pp-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pp-hero .breadcrumb__item a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .pp-hero .breadcrumb__item a:hover,
.page-privacy .pp-hero .breadcrumb__item a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy .pp-hero .breadcrumb__current {
  color: var(--text);
}

.page-privacy .pp-hero__kicker {
  margin: 0;
  color: var(--cyan);
}

.page-privacy .pp-hero__title {
  margin: 0;
  max-width: 22ch;
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.page-privacy .pp-hero__lede {
  margin: 0;
  max-width: 62ch;
  color: var(--text);
  font-size: clamp(15px, 1.4vw, 17.5px);
  line-height: 1.85;
}

.page-privacy .pp-hero__meta {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .pp-hero__meta-item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid rgba(142, 136, 196, 0.34);
  border-radius: var(--radius-pill);
  background: rgba(23, 20, 58, 0.62);
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.4;
}

.page-privacy .pp-hero__meta-item b {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

/* ---------- 纸张正文 ---------- */
.page-privacy .pp-body {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  padding: clamp(44px, 6vw, 84px) 0 clamp(56px, 8vw, 108px);
}

.page-privacy .pp-body::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 26px;
  background: var(--night);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  pointer-events: none;
}

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

/* ---------- 左侧条款索引 ---------- */
.page-privacy .pp-rail {
  display: none;
}

.page-privacy .pp-rail__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(18, 16, 13, 0.5);
}

.page-privacy .pp-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pp-rail__link {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  padding: 9px 0;
  border-top: 1px solid rgba(18, 16, 13, 0.14);
  color: rgba(18, 16, 13, 0.62);
  text-decoration: none;
  font-size: 12.5px;
  line-height: 1.45;
  transition: color 0.2s ease;
}

.page-privacy .pp-rail__list li:last-child .pp-rail__link {
  border-bottom: 1px solid rgba(18, 16, 13, 0.14);
}

.page-privacy .pp-rail__link:hover,
.page-privacy .pp-rail__link:focus-visible {
  color: var(--ink);
}

.page-privacy .pp-rail__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(18, 16, 13, 0.5);
}

.page-privacy .pp-rail__link:hover .pp-rail__no {
  color: var(--ink);
}

/* ---------- 正文列 ---------- */
.page-privacy .pp-content {
  max-width: 76ch;
  min-width: 0;
}

/* ---------- 术语速查 ---------- */
.page-privacy .pp-gloss {
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid rgba(18, 16, 13, 0.22);
  padding: 14px 0 16px;
  margin-bottom: clamp(34px, 5vw, 56px);
}

.page-privacy .pp-gloss__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}

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

.page-privacy .pp-gloss__summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--orange);
}

.page-privacy .pp-gloss[open] .pp-gloss__summary::after {
  content: "\2013";
}

.page-privacy .pp-gloss__list {
  margin: 14px 0 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pp-gloss__row {
  margin: 0;
}

.page-privacy .pp-gloss__term {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .pp-gloss__def {
  margin: 3px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(18, 16, 13, 0.72);
}

/* ---------- 章节 ---------- */
.page-privacy .pp-chapter + .pp-chapter {
  margin-top: clamp(40px, 5.5vw, 60px);
  padding-top: clamp(32px, 4vw, 44px);
  border-top: 1px solid rgba(18, 16, 13, 0.18);
}

.page-privacy .pp-chapter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .pp-chapter__no {
  flex: none;
  display: inline-block;
  padding: 4px 10px 5px;
  border-radius: var(--radius-pill);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
}

.page-privacy .pp-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.7vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .pp-chapter__lede {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--orange);
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 条款条目 ---------- */
.page-privacy .pp-items {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pp-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px dashed rgba(18, 16, 13, 0.22);
}

.page-privacy .pp-item:first-child {
  border-top: 1px dashed rgba(18, 16, 13, 0.22);
}

.page-privacy .pp-item__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: rgba(18, 16, 13, 0.46);
  padding-top: 4px;
}

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

.page-privacy .pp-item__title {
  margin: 0 0 5px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-privacy .pp-item__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: rgba(18, 16, 13, 0.78);
}

/* ---------- 共享范围提示块 ---------- */
.page-privacy .pp-callout {
  margin: 22px 0 0;
  padding: 18px 20px;
  border-radius: var(--radius);
  border-left: 4px solid var(--cyan);
  background: var(--night-2);
  color: var(--text);
  font-size: 15px;
  line-height: 1.82;
}

/* ---------- 后续入口 ---------- */
.page-privacy .pp-next {
  margin-top: clamp(48px, 6vw, 72px);
  padding-top: 26px;
  border-top: 2px solid var(--ink);
}

.page-privacy .pp-next__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  color: var(--ink);
}

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

.page-privacy .pp-next__link {
  display: grid;
  gap: 4px;
  padding: 14px 18px;
  border: 1px solid rgba(18, 16, 13, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.38);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-privacy .pp-next__link:hover,
.page-privacy .pp-next__link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--ink);
  background: #ffffff;
}

.page-privacy .pp-next__label {
  font-size: 15.5px;
  font-weight: 700;
}

.page-privacy .pp-next__desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(18, 16, 13, 0.68);
}

.page-privacy .pp-top-wrap {
  margin: 26px 0 0;
}

.page-privacy .pp-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(18, 16, 13, 0.3);
  color: rgba(18, 16, 13, 0.6);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .pp-top:hover,
.page-privacy .pp-top:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 560px) {
  .page-privacy .pp-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-privacy .pp-item__no {
    padding-top: 0;
  }

  .page-privacy .pp-hero__meta-item {
    width: 100%;
  }

  .page-privacy .pp-chapter__lede {
    font-size: 15.5px;
  }
}

@media (min-width: 700px) {
  .page-privacy .pp-gloss__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 36px;
  }

  .page-privacy .pp-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-privacy .pp-layout {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .pp-rail {
    display: block;
    position: sticky;
    top: 88px;
  }

  .page-privacy .pp-hero__title {
    max-width: 18ch;
  }
}

@media (min-width: 1440px) {
  .page-privacy .pp-layout {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 72px;
  }
}

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

  .page-privacy .pp-next__link:hover,
  .page-privacy .pp-next__link:focus-visible {
    transform: none;
  }
}