.page-privacy {
  --privacy-x: clamp(20px, 5vw, 64px);
  --privacy-measure: 68ch;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 56px) var(--privacy-x) 44px;
  background: linear-gradient(158deg, var(--paper) 0%, #F4F8FB 55%, var(--mist) 100%);
  border-bottom: 1px solid rgba(232, 180, 74, 0.35);
}

.page-privacy .privacy-glow {
  position: absolute;
  top: -160px;
  right: -120px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.32) 0%, rgba(255, 107, 53, 0) 70%);
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
}

.page-privacy h1 {
  margin: var(--space-3) 0 var(--space-3);
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--sea);
}

.page-privacy .privacy-lede {
  max-width: 60ch;
  margin: 0 0 var(--space-2);
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .privacy-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

/* ---------- 窄幅横幅 ---------- */
.page-privacy .privacy-banner {
  max-width: 1120px;
  margin: -28px auto 0;
  padding: 0 var(--privacy-x);
  position: relative;
  z-index: 2;
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 22px 46px -30px rgba(11, 60, 93, 0.6);
}

/* ---------- 主体栅格 ---------- */
.page-privacy .privacy-body {
  max-width: 1120px;
  margin: 0 auto;
  padding: 44px var(--privacy-x) 88px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

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

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-rail {
  min-width: 0;
}

.page-privacy .privacy-rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-privacy .privacy-rail-list {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-privacy .index-link {
  flex: 0 0 auto;
  display: block;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .index-link:hover,
.page-privacy .index-link:focus-visible {
  color: var(--sea);
  border-bottom-color: var(--coral);
}

.page-privacy .index-link[aria-current="true"] {
  color: var(--sea);
  font-weight: 600;
  border-bottom-color: var(--sun);
}

.page-privacy .privacy-top-link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .privacy-top-link:hover,
.page-privacy .privacy-top-link:focus-visible {
  color: var(--sun-deep);
  border-bottom-color: var(--sun-deep);
}

/* ---------- 章节正文 ---------- */
.page-privacy .privacy-sec {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 32px 0;
  border-top: 1px solid rgba(232, 180, 74, 0.45);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .privacy-content > .privacy-sec:first-child {
  border-top: none;
  padding-top: 4px;
}

.page-privacy .sec-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--sun);
}

.page-privacy .sec-body {
  min-width: 0;
}

.page-privacy .privacy-sec h2 {
  margin: 0 0 14px;
  font-size: clamp(21px, 2.4vw, 28px);
  line-height: 1.32;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--sea);
}

.page-privacy .privacy-sec p {
  max-width: var(--privacy-measure);
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}

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

.page-privacy .hl {
  background: var(--mist);
  padding: 1px 5px;
  border-radius: 4px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  color: var(--sea);
}

/* ---------- 定义列表 ---------- */
.page-privacy .info-list {
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
}

.page-privacy .info-list dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sun-deep);
}

.page-privacy .info-list dd {
  margin: 0 0 20px;
  padding-left: 16px;
  border-left: 2px solid var(--sand);
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--ink);
}

.page-privacy .info-list dd:last-of-type {
  margin-bottom: 0;
}

/* ---------- 项目列表 ---------- */
.page-privacy .plain-list {
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .plain-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}

.page-privacy .plain-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .plain-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--sun);
  transform: rotate(45deg);
}

.page-privacy .item-name {
  font-weight: 600;
  color: var(--sea);
}

/* ---------- 结尾引导 ---------- */
.page-privacy .privacy-outro {
  max-width: var(--privacy-measure);
  margin-top: 44px;
  padding: 30px clamp(20px, 3vw, 34px);
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, var(--mist) 0%, rgba(220, 233, 241, 0.35) 100%);
  border-left: 4px solid var(--sun);
}

.page-privacy .privacy-outro h2 {
  margin: 0 0 12px;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--sea);
}

.page-privacy .privacy-outro p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .outro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 断点 ---------- */
@media (max-width: 640px) {
  .page-privacy .privacy-hero {
    padding-top: calc(var(--header-h) + 36px);
    padding-bottom: 36px;
  }

  .page-privacy .privacy-banner {
    margin-top: -20px;
  }

  .page-privacy .privacy-banner img {
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-md);
  }

  .page-privacy .privacy-body {
    padding-top: 32px;
    padding-bottom: 64px;
  }

  .page-privacy .privacy-rail-title {
    display: none;
  }

  .page-privacy .privacy-top-link {
    display: none;
  }
}

@media (min-width: 760px) {
  .page-privacy .privacy-sec {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 26px;
    padding: 42px 0;
  }

  .page-privacy .sec-num {
    font-size: 15px;
    padding-top: 4px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-body {
    grid-template-columns: 212px minmax(0, 1fr);
    gap: 56px;
    padding-top: 56px;
  }

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

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

  .page-privacy .index-link {
    padding: 7px 0 7px 12px;
    border-bottom: none;
    border-left: 2px solid rgba(232, 180, 74, 0.4);
    white-space: normal;
  }

  .page-privacy .index-link:hover,
  .page-privacy .index-link:focus-visible {
    border-bottom: none;
    border-left-color: var(--coral);
  }

  .page-privacy .index-link[aria-current="true"] {
    border-bottom: none;
    border-left-color: var(--sun);
  }
}

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