.page-privacy {
  --privacy-measure: 40rem;
  --privacy-accent: var(--jade-2024);
  background: var(--ink-900);
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  margin-top: calc(-1 * var(--header-h));
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  z-index: -2;
}
.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 24, 42, .7) 0%, rgba(5, 24, 42, .93) 58%, var(--ink-900) 100%),
    repeating-linear-gradient(118deg, rgba(244, 221, 166, .05) 0 1px, transparent 1px 96px);
}
.page-privacy .privacy-hero__inner {
  padding-top: calc(var(--header-h) + clamp(44px, 10vw, 104px));
  padding-bottom: clamp(34px, 7vw, 68px);
}
.page-privacy .privacy-hero__title {
  margin: 12px 0 18px;
  max-width: 15em;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: .06em;
  font-size: clamp(28px, 5vw, 52px);
  line-height: 1.25;
  color: var(--white);
}
.page-privacy .privacy-hero__lede {
  max-width: var(--privacy-measure);
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.85;
  color: var(--white);
  opacity: .9;
}
.page-privacy .privacy-hero__bar {
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "toc"
    "body";
  gap: clamp(26px, 5vw, 52px);
  padding-top: clamp(36px, 7vw, 76px);
  padding-bottom: clamp(56px, 10vw, 120px);
  max-width: var(--maxw);
}
.page-privacy .privacy-aside { grid-area: toc; }
.page-privacy .privacy-body { grid-area: body; min-width: 0; }

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-aside__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-privacy .privacy-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line-cool);
  border-radius: var(--radius);
  color: var(--mist);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}
.page-privacy .privacy-toc__num {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--jade-2024);
}
.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--white);
  border-color: var(--line-strong);
  background: var(--ink-800);
}
.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  color: var(--gold);
}

/* ---------- 章节本体 ---------- */
.page-privacy .privacy-sec {
  scroll-margin-top: calc(var(--header-h) + 24px);
  padding-top: clamp(30px, 6vw, 54px);
  padding-bottom: clamp(6px, 2vw, 14px);
}
.page-privacy .privacy-body > .privacy-sec:first-child { padding-top: 0; }
.page-privacy .privacy-sec + .privacy-sec { border-top: 1px solid var(--line); }

.page-privacy .privacy-body > .privacy-sec:nth-child(1) { --privacy-accent: var(--jade-2024); }
.page-privacy .privacy-body > .privacy-sec:nth-child(2) { --privacy-accent: var(--jade-2023); }
.page-privacy .privacy-body > .privacy-sec:nth-child(3) { --privacy-accent: var(--jade-2022); }
.page-privacy .privacy-body > .privacy-sec:nth-child(4) { --privacy-accent: var(--jade-2021); }
.page-privacy .privacy-body > .privacy-sec:nth-child(5) { --privacy-accent: var(--jade-2024); }
.page-privacy .privacy-body > .privacy-sec:nth-child(6) { --privacy-accent: var(--jade-2023); }

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(14px, 2.5vw, 22px);
}
.page-privacy .privacy-sec__num {
  flex: none;
  padding: 3px 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--privacy-accent);
  background: var(--ink-800);
}
.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 3.4vw, 30px);
  line-height: 1.4;
  letter-spacing: .04em;
  color: var(--white);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-prose {
  max-width: var(--privacy-measure);
  font-size: 17px;
  line-height: 1.85;
  color: var(--white);
}
.page-privacy .privacy-prose > p { margin: 0 0 1.15em; }
.page-privacy .privacy-prose strong {
  font-weight: 700;
  color: var(--gold-soft);
}
.page-privacy .kw {
  border-bottom: 1px solid var(--gold-soft);
  padding-bottom: 1px;
}
.page-privacy .privacy-mail {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  word-break: break-all;
}
.page-privacy .privacy-mail:hover,
.page-privacy .privacy-mail:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

.page-privacy .privacy-defs {
  margin: 0 0 1.3em;
  display: grid;
  gap: 18px;
}
.page-privacy .privacy-defs dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold-soft);
}
.page-privacy .privacy-defs dd {
  margin: 0;
  padding-left: 16px;
  border-left: 1px solid var(--line-cool);
  color: var(--white);
  opacity: .92;
}

.page-privacy .privacy-list {
  margin: 0 0 1.3em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}
.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 22px;
}
.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .88em;
  width: 11px;
  height: 1px;
  background: var(--gold);
}

.page-privacy .privacy-note {
  margin: 1.3em 0 0;
  padding: 14px 18px;
  border-left: 2px solid var(--gold);
  background: var(--ink-800);
  color: var(--gold-soft);
  font-size: 16px;
}

/* ---------- 折叠术语 ---------- */
.page-privacy .privacy-term {
  margin: 22px 0 6px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-term__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  line-height: 1.6;
  color: var(--mist);
  transition: color .2s ease;
}
.page-privacy .privacy-term__summary::-webkit-details-marker { display: none; }
.page-privacy .privacy-term__summary:hover,
.page-privacy .privacy-term__summary:focus-visible { color: var(--gold-soft); }
.page-privacy .privacy-term__sign {
  flex: none;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-size: 12px;
  line-height: 1;
  color: var(--gold);
}
.page-privacy .privacy-term__sign::before { content: "＋"; }
.page-privacy .privacy-term[open] .privacy-term__sign::before { content: "－"; }
.page-privacy .privacy-term__body {
  padding: 0 0 16px 26px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}
.page-privacy .privacy-term__body p { margin: 0; }

/* ---------- 末尾指引 ---------- */
.page-privacy .privacy-next {
  margin-top: clamp(36px, 6vw, 64px);
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow);
}
.page-privacy .privacy-next__lead {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--mist);
}
.page-privacy .privacy-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(0, 1fr) 244px;
    grid-template-areas: "body toc";
    align-items: start;
    column-gap: clamp(40px, 6vw, 88px);
  }
  .page-privacy .privacy-aside {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding-left: 20px;
    border-left: 1px solid var(--line);
  }
  .page-privacy .privacy-aside__title { margin-bottom: 16px; }
  .page-privacy .privacy-toc {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }
  .page-privacy .privacy-toc__link {
    min-height: 0;
    padding: 9px 0;
    border: 0;
    border-radius: 0;
    background: none;
  }
  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible { background: none; }
  .page-privacy .privacy-toc__text { font-size: 13.5px; line-height: 1.6; }
  .page-privacy .privacy-prose { font-size: 17.5px; }
  .page-privacy .privacy-next__links { gap: 14px; }
}

/* ---------- 当前定位与动效收敛 ---------- */
.page-privacy .privacy-sec:target .privacy-sec__num {
  border-color: var(--gold);
  color: var(--gold-soft);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-term__summary { transition: none; }
}
</style>