.page-privacy {
  --privacy-body-text: #DCE7E1;
  --privacy-index-w: 236px;
  background: var(--ink-900);
  color: var(--mist);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(52px, 9vw, 112px);
  background: var(--ink-900);
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .5;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(102deg, rgba(5, 18, 42, .95) 0%, rgba(5, 18, 42, .82) 44%, rgba(5, 18, 42, .46) 100%),
    radial-gradient(120% 90% at 88% 10%, rgba(23, 160, 106, .26), transparent 62%);
}

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

.page-privacy .privacy-hero__kicker {
  margin: 22px 0 0;
  font-size: 12px;
  letter-spacing: .18em;
  font-weight: 700;
  color: var(--green);
}

.page-privacy .privacy-hero__title {
  margin: 12px 0 0;
  max-width: 20ch;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--mist);
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--lime);
}

/* ---------- 主体骨架 ---------- */

.page-privacy .privacy-body {
  padding-block: clamp(28px, 5vw, 68px) clamp(48px, 7vw, 96px);
}

.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 52px);
}

/* ---------- 侧边章节索引 ---------- */

.page-privacy .privacy-toc {
  min-width: 0;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--lime);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  color: var(--lime);
  font-size: 13.5px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--green);
}

.page-privacy .privacy-toc__link:hover {
  color: var(--mist);
  border-color: var(--green);
}

.page-privacy .privacy-toc__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .privacy-toc__note {
  display: none;
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--lime);
}

.page-privacy .privacy-toc__mail {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  word-break: break-all;
  color: var(--mist);
}

/* ---------- 章节 ---------- */

.page-privacy .privacy-flow {
  min-width: 0;
}

.page-privacy .privacy-chapter {
  position: relative;
  padding-block: clamp(22px, 3.4vw, 34px);
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 112px;
}

.page-privacy .privacy-chapter:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .privacy-chapter:target .privacy-chapter__title {
  color: var(--cyan);
}

.page-privacy .privacy-chapter__head {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  margin-bottom: 14px;
}

.page-privacy .privacy-chapter__num {
  padding-top: 7px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--green);
}

.page-privacy .privacy-chapter__title {
  margin: 0;
  font-size: clamp(20px, 2.7vw, 27px);
  line-height: 1.34;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

.page-privacy .privacy-chapter__body {
  min-width: 0;
  padding-left: 50px;
}

.page-privacy .privacy-chapter__body p {
  max-width: 62ch;
  margin: 0 0 1em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--privacy-body-text);
}

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

.page-privacy .privacy-chapter__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .privacy-chapter__body a:hover {
  color: var(--mist);
}

.page-privacy .privacy-chapter__body a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 3px;
}

.page-privacy .privacy-chapter__aside {
  font-size: 14px;
}

/* ---------- 三段式信息流向 ---------- */

.page-privacy .privacy-flowmap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 4px 0 18px;
}

.page-privacy .privacy-flowmap__node {
  padding: 8px 15px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(23, 160, 106, .5);
  background: rgba(23, 160, 106, .14);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1;
  color: var(--mist);
}

.page-privacy .privacy-flowmap__link {
  width: 22px;
  height: 1px;
  background: var(--line-soft);
}

/* ---------- 浅色反白章节 ---------- */

.page-privacy .privacy-chapter--light {
  margin-block: clamp(8px, 1.8vw, 16px);
  padding: clamp(20px, 3.2vw, 34px);
  border-top: 0 none;
  border-radius: var(--r-lg);
  background: var(--mist);
  color: var(--ink-900);
  box-shadow: var(--shadow-lift);
}

.page-privacy .privacy-chapter--light .privacy-chapter__num {
  color: var(--green-deep);
}

.page-privacy .privacy-chapter--light .privacy-chapter__title {
  color: var(--ink-900);
}

.page-privacy .privacy-chapter--light:target .privacy-chapter__title {
  color: var(--green-deep);
}

.page-privacy .privacy-chapter--light .privacy-chapter__body p {
  color: var(--ink-800);
}

/* ---------- 联系章节 ---------- */

.page-privacy .privacy-chapter--contact .privacy-chapter__body {
  border-left: 2px solid var(--orange);
  padding-left: 22px;
}

.page-privacy .privacy-mail {
  display: inline-block;
  margin: 0 0 1em;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  background: rgba(255, 107, 44, .14);
  border: 1px solid rgba(255, 107, 44, .5);
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
  word-break: break-all;
  color: var(--mist);
}

/* ---------- 平板及以上 ---------- */

@media (min-width: 720px) {
  .page-privacy .privacy-chapter__head {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 14px;
  }

  .page-privacy .privacy-chapter__body {
    padding-left: 66px;
  }

  .page-privacy .privacy-chapter__body p {
    font-size: 16px;
  }
}

/* ---------- 桌面：窄索引列 + 长文 ---------- */

@media (min-width: 980px) {
  .page-privacy .privacy-grid {
    grid-template-columns: var(--privacy-index-w) minmax(0, 1fr);
    gap: clamp(36px, 4.5vw, 64px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 108px;
    padding-right: 8px;
    border-right: 1px solid var(--line-soft);
  }

  .page-privacy .privacy-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__item + .privacy-toc__item {
    margin-top: 2px;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    justify-content: flex-start;
    width: 100%;
    padding: 9px 14px 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 var(--r-md) var(--r-md) 0;
    background: transparent;
    white-space: normal;
  }

  .page-privacy .privacy-toc__link:hover {
    background: var(--ink-800);
    border-left-color: var(--green);
  }

  .page-privacy .privacy-toc__note {
    display: block;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-chapter__body p {
    font-size: 16.5px;
  }
}

/* ---------- 减少动效 ---------- */

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

.page-privacy.reduce-motion .privacy-toc__link,
.page-privacy.reduce-motion .privacy-chapter__title {
  transition: none;
}