.page-privacy {
  --pv-rule: rgba(143, 163, 184, .2);
  --pv-soft: rgba(168, 255, 221, .13);
  --pv-doc: 46rem;
  display: block;
  background: var(--ink);
  color: var(--fog);
  font-family: var(--font-sans);
  line-height: 1.75;
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 32px 0 64px;
  background:
    radial-gradient(120% 130% at 86% -10%, rgba(6, 40, 43, .88) 0%, rgba(6, 40, 43, 0) 62%),
    linear-gradient(168deg, var(--ink-2) 0%, var(--ink) 68%);
}

.page-privacy .privacy-hero__curve {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 130px;
  pointer-events: none;
  z-index: 0;
}

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

.page-privacy .privacy-hero__title {
  margin: 16px 0 0;
  font-size: clamp(2.5rem, 9vw, 5rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--fog);
}

.page-privacy .privacy-hero__lead {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: 1rem;
  color: var(--silver);
}

.page-privacy .privacy-hero__meta {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-hero__meta li {
  display: inline-flex;
  align-items: center;
  padding: 7px 15px;
  border-radius: var(--r-pill);
  background: rgba(11, 21, 51, .78);
  border: 1px solid rgba(51, 245, 162, .26);
  font-size: .8125rem;
  color: var(--mint-soft);
}

.page-privacy .privacy-hero__meta li a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 通栏视觉 ---------- */
.page-privacy .privacy-figure-wrap {
  margin-top: -24px;
  position: relative;
  z-index: 2;
}

.page-privacy .privacy-figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 80px;
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--silver);
}

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

.page-privacy .privacy-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 13px;
  border-radius: var(--r-pill);
  background: rgba(11, 21, 51, .8);
  border: 1px solid var(--pv-rule);
  color: var(--silver);
  font-size: .8125rem;
  text-decoration: none;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-privacy .privacy-toc__list a .num {
  font-family: var(--font-mono);
  font-size: .6875rem;
  font-weight: 700;
  color: var(--mint);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--mint-soft);
  border-color: rgba(51, 245, 162, .5);
  transform: translateY(-2px);
}

.page-privacy .privacy-top {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 18px;
  font-size: .8125rem;
  color: var(--silver);
  text-decoration: none;
  transition: color var(--t) var(--ease);
}

.page-privacy .privacy-top::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--mint);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  color: var(--mint-soft);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-doc {
  max-width: var(--pv-doc);
  min-width: 0;
}

.page-privacy .privacy-sec {
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: 52px;
  padding-top: 44px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 13px;
  margin-bottom: 18px;
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--mint);
}

.page-privacy .privacy-sec__num::after {
  content: "";
  display: inline-block;
  width: 20px;
  height: 1px;
  margin-left: 10px;
  vertical-align: middle;
  background: linear-gradient(90deg, var(--mint), rgba(51, 245, 162, 0));
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-size: clamp(1.3rem, 4.4vw, 1.8rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--fog);
}

.page-privacy .privacy-sec p {
  margin: 0 0 18px;
  font-size: 1rem;
  color: var(--fog);
}

.page-privacy .privacy-sec > :last-child {
  margin-bottom: 0;
}

/* 定义式条目 */
.page-privacy .privacy-defs {
  margin: 0 0 18px;
  display: grid;
  gap: 2px;
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-privacy .privacy-defs__row {
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  background: rgba(11, 21, 51, .68);
}

.page-privacy .privacy-defs dt {
  font-size: .875rem;
  font-weight: 700;
  color: var(--mint-soft);
}

.page-privacy .privacy-defs dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--silver);
}

/* 圆点列表 */
.page-privacy .privacy-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 13px;
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 22px;
  font-size: .9688rem;
  color: var(--fog);
}

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--mint);
}

.page-privacy .privacy-list strong {
  color: var(--mint-soft);
  font-weight: 700;
}

/* 步骤 */
.page-privacy .privacy-steps {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  counter-reset: pvstep;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-steps > li {
  counter-increment: pvstep;
  position: relative;
  min-height: 28px;
  padding-left: 42px;
  font-size: .9688rem;
  display: flex;
  align-items: center;
}

.page-privacy .privacy-steps > li::before {
  content: counter(pvstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--mint);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .6875rem;
  font-weight: 700;
  line-height: 1;
}

/* 关键句 */
.page-privacy .privacy-key {
  margin: 0 0 18px;
  padding: 16px 20px;
  border-radius: var(--r-md);
  border-left: 3px solid var(--mint);
  background: var(--pv-soft);
  font-size: .9688rem;
  color: var(--mint-soft);
}

/* 折叠问答 */
.page-privacy .privacy-faq {
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-faq details {
  border-radius: var(--r-md);
  background: rgba(11, 21, 51, .72);
  border: 1px solid transparent;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-privacy .privacy-faq details[open] {
  border-color: rgba(51, 245, 162, .32);
  background: rgba(6, 40, 43, .5);
}

.page-privacy .privacy-faq summary {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  font-size: .9688rem;
  font-weight: 600;
  color: var(--fog);
}

.page-privacy .privacy-faq summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-faq summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--mint);
}

.page-privacy .privacy-faq details[open] summary::after {
  content: "–";
}

.page-privacy .privacy-faq details p {
  margin: 0;
  padding: 0 20px 18px;
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--silver);
}

/* ---------- 页尾引导 ---------- */
.page-privacy .privacy-foot {
  margin-top: 52px;
  padding: 28px 24px;
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, var(--jade) 0%, var(--ink-2) 72%);
}

.page-privacy .privacy-foot p {
  margin: 0 0 20px;
  font-size: .9688rem;
  color: var(--fog);
}

.page-privacy .privacy-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 焦点反馈 ---------- */
.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 44px 0 80px;
  }

  .page-privacy .privacy-figure-wrap {
    margin-top: -44px;
  }

  .page-privacy .privacy-defs__row {
    grid-template-columns: 10rem minmax(0, 1fr);
    gap: 20px;
    padding: 18px 22px;
    align-items: start;
  }

  .page-privacy .privacy-sec p,
  .page-privacy .privacy-list > li,
  .page-privacy .privacy-steps > li,
  .page-privacy .privacy-key {
    font-size: 1rem;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 222px minmax(0, 1fr);
    gap: 72px;
    padding-top: 80px;
    padding-bottom: 120px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
    align-self: start;
  }

  .page-privacy .privacy-toc__list {
    display: grid;
    gap: 2px;
    padding-left: 16px;
    border-left: 1px solid var(--pv-rule);
  }

  .page-privacy .privacy-toc__list a {
    padding: 7px 0;
    border: 0;
    border-radius: 0;
    background: none;
  }

  .page-privacy .privacy-toc__list a:hover,
  .page-privacy .privacy-toc__list a:focus-visible {
    transform: translateX(3px);
  }

  .page-privacy .privacy-sec + .privacy-sec {
    margin-top: 64px;
    padding-top: 52px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a,
  .page-privacy .privacy-top,
  .page-privacy .privacy-faq details {
    transition: none;
  }

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