.page-privacy {
  --pp-paper: #F4F8FC;
  --pp-paper-2: #E4EDF6;
  --pp-ink: #061A2E;
  --pp-ink-soft: #46617C;
  --pp-rule: rgba(12, 44, 74, 0.16);
  --pp-rule-2: rgba(12, 44, 74, 0.3);
  --pp-link: #0B6070;
  --pp-offset: 6px;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 5vw, 52px) 0 clamp(26px, 5vw, 56px);
  border-bottom: 1px solid var(--line-2);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(53, 242, 224, 0.12), transparent 58%),
    radial-gradient(90% 80% at 92% 8%, rgba(138, 91, 255, 0.16), transparent 60%),
    linear-gradient(180deg, #07203A 0%, var(--c-deep) 100%);
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: -12% -6% auto -6%;
  height: 160%;
  background-image:
    linear-gradient(rgba(27, 59, 92, 0.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 59, 92, 0.6) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.45;
  pointer-events: none;
}

.page-privacy .pp-hero .shell {
  position: relative;
  z-index: 1;
}

.page-privacy .pp-hero__inner {
  max-width: 880px;
}

.page-privacy .pp-hero__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 5vw, 3.15rem);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--c-paper);
  text-wrap: balance;
}

.page-privacy .pp-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(0.98rem, 1.5vw, 1.1rem);
  line-height: 1.85;
  color: var(--ink-2);
}

.page-privacy .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-hero__figure {
  position: relative;
  margin: clamp(26px, 4vw, 44px) 0 0;
  border: 1px solid var(--line-2);
  background: var(--c-night);
  overflow: hidden;
}

.page-privacy .pp-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: cover;
}

.page-privacy .pp-hero__caption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-top: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-3);
}

.page-privacy .pp-hero__caption::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  background: var(--c-cyan);
  transform: rotate(45deg);
}

/* ---------- 文档区 ---------- */
.page-privacy .pp-doc {
  padding: clamp(30px, 6vw, 76px) 0 clamp(46px, 8vw, 96px);
  background:
    radial-gradient(80% 60% at 100% 0%, rgba(53, 242, 224, 0.06), transparent 65%),
    var(--c-deep);
}

.page-privacy .pp-doc__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

/* ---------- 章节索引 ---------- */
.page-privacy .pp-toc {
  border: 1px solid var(--line-2);
  background: linear-gradient(180deg, rgba(12, 44, 74, 0.92), rgba(6, 26, 46, 0.92));
  padding: 16px 14px 14px;
}

.page-privacy .pp-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-amber);
}

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

.page-privacy .pp-toc__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-left: 1px solid var(--line-3);
  color: var(--ink-2);
  font-size: 13.5px;
  line-height: 1.5;
  text-decoration: none;
  transition:
    color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--c-cyan);
  border-left-color: var(--c-cyan);
  background: rgba(53, 242, 224, 0.07);
}

.page-privacy .pp-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-amber);
}

.page-privacy .pp-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding: 8px 12px;
  border: 1px solid rgba(53, 242, 224, 0.34);
  color: var(--c-cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-decoration: none;
  transition:
    background-color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease);
}

.page-privacy .pp-top::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--c-cyan);
  transform: rotate(45deg);
  transition: background-color var(--t-fast) var(--ease);
}

.page-privacy .pp-top:hover,
.page-privacy .pp-top:focus-visible {
  background: rgba(255, 122, 61, 0.12);
  border-color: var(--c-orange);
  color: var(--c-orange);
}

.page-privacy .pp-top:hover::before,
.page-privacy .pp-top:focus-visible::before {
  background: var(--c-orange);
}

/* ---------- 纸张正文 ---------- */
.page-privacy .pp-article {
  position: relative;
  max-width: 860px;
  padding: clamp(22px, 4vw, 52px) clamp(18px, 3.5vw, 50px) clamp(28px, 4vw, 52px);
  background: var(--pp-paper);
  color: var(--pp-ink);
  border-radius: var(--radius);
  box-shadow:
    var(--pp-offset) var(--pp-offset) 0 -1px rgba(12, 44, 74, 0.9),
    var(--pp-offset) var(--pp-offset) 0 0 rgba(53, 242, 224, 0.16);
}

.page-privacy .pp-article::before {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(18px, 3.5vw, 50px);
  right: clamp(18px, 3.5vw, 50px);
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--c-amber) 0%,
    var(--c-amber) 22%,
    var(--c-cyan) 22%,
    var(--c-cyan) 58%,
    transparent 58%
  );
}

.page-privacy .pp-article p {
  margin: 0 0 1.05em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--pp-ink);
}

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

.page-privacy .pp-section {
  margin-top: clamp(22px, 3vw, 34px);
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

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

.page-privacy .pp-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .pp-section__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-amber-deep);
}

.page-privacy .pp-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--pp-ink);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--pp-ink);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--c-amber-deep);
  transform: rotate(45deg);
}

/* ---------- 键值对照 ---------- */
.page-privacy .pp-facts {
  margin: 0 0 1.3em;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-facts > div {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .pp-facts dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-amber-deep);
}

.page-privacy .pp-facts dd {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--pp-ink);
}

/* ---------- 联系坐标 ---------- */
.page-privacy .pp-contact {
  display: grid;
  gap: 4px;
  margin: 0 0 1.3em;
  padding: 16px 18px 14px;
  background: var(--pp-paper-2);
  border: 1px solid var(--pp-rule-2);
  border-left: 3px solid var(--c-amber-deep);
}

.page-privacy .pp-contact__row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  padding: 7px 0;
}

.page-privacy .pp-contact__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--pp-ink-soft);
}

.page-privacy .pp-contact__value {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--pp-ink);
  overflow-wrap: anywhere;
}

/* ---------- 行内链接 ---------- */
.page-privacy .pp-link {
  color: var(--pp-link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(11, 96, 112, 0.42);
  text-underline-offset: 4px;
  transition:
    color var(--t-fast) var(--ease),
    text-decoration-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-privacy .pp-link:hover,
.page-privacy .pp-link:focus-visible {
  color: var(--pp-ink);
  text-decoration-color: var(--c-amber-deep);
  background: rgba(255, 194, 75, 0.24);
}

.page-privacy .pp-footnote {
  margin-top: 1.4em !important;
  padding-top: 14px;
  border-top: 1px dashed var(--pp-rule);
  font-size: 0.94rem !important;
  color: var(--pp-ink-soft) !important;
}

/* ---------- 焦点 ---------- */
.page-privacy a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-article {
    --pp-offset: 12px;
    box-shadow:
      var(--pp-offset) var(--pp-offset) 0 -1px rgba(12, 44, 74, 0.9),
      var(--pp-offset) var(--pp-offset) 0 0 rgba(53, 242, 224, 0.16);
  }

  .page-privacy .pp-article p {
    font-size: 1.0625rem;
  }

  .page-privacy .pp-facts > div {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-doc__grid {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 54px;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }
}

@media (max-width: 959px) {
  .page-privacy .pp-toc__list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }

  .page-privacy .pp-toc__link {
    border: 1px solid var(--line-2);
    border-radius: var(--radius);
    padding: 7px 11px;
    font-size: 13px;
  }

  .page-privacy .pp-toc__link:hover,
  .page-privacy .pp-toc__link:focus-visible {
    border-color: var(--c-cyan);
  }
}

@media (max-width: 520px) {
  .page-privacy .pp-hero__figure img {
    max-height: 220px;
  }

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

  .page-privacy .pp-contacts__key {
    font-size: 11px;
  }
}

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