.page-privacy {
  --pp-rule: 1px solid rgba(195, 212, 230, 0.75);
  --pp-rule-soft: 1px solid rgba(195, 212, 230, 0.5);
  background: var(--paper);
}

/* ---------- 页首主题带 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(148deg, var(--abyss) 0%, var(--deep) 50%, var(--mid) 100%);
  color: var(--mist);
  padding: clamp(24px, 4vw, 46px) 0 clamp(44px, 7vw, 92px);
}

.page-privacy .pp-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  max-width: none;
}

.page-privacy .pp-hero::after {
  content: "";
  position: absolute;
  top: -28%;
  right: -12%;
  width: 58vw;
  height: 58vw;
  max-width: 700px;
  max-height: 700px;
  background: radial-gradient(circle, rgba(255, 106, 23, 0.3), rgba(255, 106, 23, 0) 62%);
  pointer-events: none;
}

.page-privacy .pp-hero__inner {
  position: relative;
  z-index: 2;
}

.page-privacy .pp-hero__crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45em;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(232, 239, 247, 0.7);
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-privacy .pp-hero__crumbs a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 239, 247, 0.32);
  padding-bottom: 1px;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-privacy .pp-hero__crumbs a:hover,
.page-privacy .pp-hero__crumbs a:focus-visible {
  color: var(--neon);
  border-color: var(--neon);
}

.page-privacy .pp-version {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 clamp(18px, 2.6vw, 30px);
  padding: 7px 16px;
  border: 1px solid rgba(195, 212, 230, 0.28);
  border-radius: var(--radius-pill);
  background: rgba(6, 22, 39, 0.42);
}

.page-privacy .pp-version__label {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(232, 239, 247, 0.66);
}

.page-privacy .pp-version__no {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--neon);
}

.page-privacy .pp-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7vw, 80px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0 0 clamp(16px, 2.2vw, 26px);
}

.page-privacy .pp-hero__lead {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: rgba(232, 239, 247, 0.86);
}

/* ---------- 目录 + 条款 双栏 ---------- */
.page-privacy .pp-body {
  background: var(--paper);
  padding: clamp(38px, 6vw, 84px) 0 clamp(56px, 8vw, 112px);
}

.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 60px);
}

.page-privacy .pp-toc {
  border-top: 2px solid var(--deep);
  padding-top: 14px;
}

.page-privacy .pp-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
}

.page-privacy .pp-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 18px;
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  border-bottom: var(--pp-rule-soft);
  transition: color 180ms var(--ease), padding-left 200ms var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--orange);
  padding-left: 4px;
}

.page-privacy .pp-toc__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

/* ---------- 条款分组 ---------- */
.page-privacy .pp-groups {
  min-width: 0;
}

.page-privacy .pp-group {
  padding-bottom: clamp(30px, 4.4vw, 54px);
  margin-bottom: clamp(30px, 4.4vw, 54px);
  border-bottom: var(--pp-rule);
  scroll-margin-top: 112px;
}

.page-privacy .pp-group:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
}

.page-privacy .pp-group__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: clamp(16px, 2vw, 24px);
}

.page-privacy .pp-group__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  background: var(--plate-paper);
  border: 1px solid rgba(255, 106, 23, 0.35);
  border-radius: 4px;
  padding: 4px 9px;
  transition: background 220ms var(--ease), color 220ms var(--ease), border-color 220ms var(--ease);
}

.page-privacy .pp-group:target .pp-group__no {
  background: var(--orange);
  border-color: var(--orange);
  color: #ffffff;
}

.page-privacy .pp-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.4vw, 29px);
  line-height: 1.25;
  color: var(--deep);
}

.page-privacy .pp-group .caption {
  max-width: 62ch;
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 74ch;
  border-top: var(--pp-rule-soft);
}

.page-privacy .pp-list__item {
  display: grid;
  gap: 6px;
  padding: 17px 0;
  border-bottom: var(--pp-rule-soft);
}

.page-privacy .pp-list__key {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.6;
  color: var(--deep);
}

.page-privacy .pp-list__val {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .pp-em {
  color: var(--deep);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

/* ---------- 联系方式条 ---------- */
.page-privacy .pp-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  max-width: 74ch;
  margin: 24px 0 0;
  padding: 18px 20px;
  background: var(--mist);
  border: 1px solid var(--steel);
  border-radius: var(--radius-m);
}

.page-privacy .pp-contact__key {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}

.page-privacy .pp-contact__val {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--deep);
  word-break: break-all;
}

.page-privacy .pp-contact__status {
  font-size: 13px;
  color: var(--forest);
  min-height: 1em;
}

/* ---------- 相关页面 ---------- */
.page-privacy .pp-aux {
  margin-top: clamp(40px, 5.5vw, 72px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 2px solid var(--deep);
}

.page-privacy .pp-aux__lead {
  margin: 0 0 16px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--deep);
}

.page-privacy .pp-aux__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pp-aux__list a {
  display: block;
  padding: 16px 18px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--deep);
  text-decoration: none;
  background: var(--plate-paper);
  border: 1px solid var(--steel);
  border-radius: var(--radius-m);
  transition: transform 240ms var(--ease), box-shadow 240ms var(--ease), border-color 240ms var(--ease);
}

.page-privacy .pp-aux__list a:hover,
.page-privacy .pp-aux__list a:focus-visible {
  transform: translateY(-4px);
  border-color: var(--orange);
  box-shadow: var(--shadow-plate);
}

.page-privacy .pp-totop {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-bottom: 3px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--steel);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-privacy .pp-totop::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-privacy .pp-totop:hover,
.page-privacy .pp-totop:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-list__item {
    grid-template-columns: 158px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-privacy .pp-aux__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 980px) {
  .page-privacy .pp-layout {
    grid-template-columns: 238px minmax(0, 1fr);
    gap: clamp(44px, 5vw, 88px);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 108px;
  }

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

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

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