.page-privacy {
  --pp-measure: 36em;
  --pp-rule: var(--line);
  color: var(--body-text);
  padding-bottom: var(--pad-y);
}

/* ---------- 面包屑 ---------- */
.page-privacy .privacy-crumb {
  padding-top: clamp(20px, 3vw, 32px);
  padding-bottom: clamp(14px, 2vw, 22px);
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--pp-rule);
  padding-block: clamp(34px, 5vw, 66px) clamp(38px, 6vw, 76px);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -15%;
  left: -15%;
  right: -15%;
  bottom: 0;
  background-image:
    linear-gradient(to right, rgba(36, 64, 92, 0.62) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(36, 64, 92, 0.62) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: 0.5;
  pointer-events: none;
  animation: privacy-drift 30s linear infinite alternate;
}

@keyframes privacy-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-44px, 14px, 0); }
}

.page-privacy .privacy-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-privacy .privacy-hero__text {
  max-width: 40em;
}

.page-privacy .privacy-hero h1 {
  margin: 16px 0 22px;
  font-weight: 900;
  font-size: clamp(32px, 5.2vw, 66px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 13em;
}

.page-privacy .privacy-hero__lede {
  margin: 0;
  max-width: var(--pp-measure);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--body-text);
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--pp-rule);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 36px;
}

.page-privacy .privacy-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-privacy .privacy-hero__meta .num {
  font-size: 14px;
  color: var(--cyan);
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  border: 1px solid var(--pp-rule);
}

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

/* ---------- 主体：索引 + 正文 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  padding-top: clamp(36px, 5vw, 64px);
}

.page-privacy .privacy-index {
  padding: 14px 0;
  border-top: 1px solid var(--pp-rule);
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .privacy-index__title {
  margin: 0 0 12px;
  color: var(--muted);
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 20px;
}

.page-privacy .privacy-index__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 7px 0 7px 10px;
  border-left: 1px solid var(--pp-rule);
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.45;
  transition: color 0.18s ease, border-color 0.18s ease, padding-left 0.18s ease;
}

.page-privacy .privacy-index__num {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--line);
  transition: color 0.18s ease;
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  padding-left: 14px;
}

.page-privacy .privacy-index__link:hover .privacy-index__num,
.page-privacy .privacy-index__link:focus-visible .privacy-index__num {
  color: var(--cyan);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-content {
  min-width: 0;
  max-width: 42em;
}

.page-privacy .privacy-sec {
  padding-block: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: calc(var(--header-offset) + 28px);
}

.page-privacy .privacy-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-sec:target {
  border-top-color: var(--cyan);
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-sec__num {
  flex: none;
  padding: 4px 8px;
  border: 1px solid var(--pp-rule);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  transition: background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}

.page-privacy .privacy-sec:target .privacy-sec__num {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-privacy .privacy-sec h3 {
  margin: 26px 0 12px;
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-privacy .privacy-content p {
  margin: 0 0 1.3em;
  max-width: var(--pp-measure);
  font-size: 15.5px;
  line-height: 1.85;
}

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

.page-privacy .privacy-content a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 230, 206, 0.42);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-privacy .privacy-content a:hover,
.page-privacy .privacy-content a:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--white);
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  max-width: var(--pp-measure);
  font-size: 15px;
  line-height: 1.78;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.56em;
  width: 9px;
  height: 9px;
  border: 1px solid var(--cyan);
  transition: background-color 0.2s ease;
}

.page-privacy .privacy-list li:hover::before {
  background: var(--cyan);
}

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

.page-privacy .privacy-list--contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding-left: 0;
}

.page-privacy .privacy-list--contact li::before {
  display: none;
}

.page-privacy .privacy-list--contact .num {
  color: var(--white);
  font-size: 14.5px;
}

/* ---------- Cookie 两栏 ---------- */
.page-privacy .privacy-cookie {
  display: grid;
  gap: 24px;
  margin-top: 6px;
}

.page-privacy .privacy-cookie__tag {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 10px;
  border: 1px solid rgba(51, 230, 206, 0.42);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .privacy-cookie__tag--opt {
  border-color: rgba(79, 195, 255, 0.42);
  color: var(--blue);
}

.page-privacy .privacy-cookie__note {
  margin: 4px 0 0;
  padding-left: 24px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
  max-width: var(--pp-measure);
}

/* ---------- 可展开条目 ---------- */
.page-privacy .privacy-items {
  margin-top: 4px;
}

.page-privacy .privacy-item {
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .privacy-item:last-child {
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .privacy-item__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  transition: color 0.18s ease;
}

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

.page-privacy .privacy-item__summary::after {
  content: "";
  width: 9px;
  height: 9px;
  margin-right: 4px;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform 0.22s ease;
}

.page-privacy .privacy-item[open] .privacy-item__summary::after {
  transform: rotate(-135deg);
}

.page-privacy .privacy-item__num {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.18s ease;
}

.page-privacy .privacy-item__title {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--white);
}

.page-privacy .privacy-item__summary:hover .privacy-item__num,
.page-privacy .privacy-item__summary:focus-visible .privacy-item__num {
  color: var(--cyan);
}

.page-privacy .privacy-item__body {
  margin-left: 4px;
  padding: 0 0 22px 30px;
  border-left: 2px solid var(--pp-rule);
  transition: border-color 0.22s ease;
}

.page-privacy .privacy-item[open] .privacy-item__body {
  border-left-color: var(--cyan);
}

.page-privacy .privacy-item__body p {
  margin: 0;
  max-width: 34em;
  font-size: 14.5px;
  line-height: 1.82;
}

/* ---------- 相关说明 ---------- */
.page-privacy .privacy-more {
  margin-top: clamp(44px, 6vw, 76px);
  padding-top: 22px;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .privacy-more .mono-label {
  color: var(--muted);
}

.page-privacy .privacy-more__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
}

.page-privacy .privacy-more__list a {
  display: inline-block;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--pp-rule);
  color: var(--white);
  text-decoration: none;
  font-size: 14.5px;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-more__list a:hover,
.page-privacy .privacy-more__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-privacy .privacy-cookie {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }

  .page-privacy .privacy-index__list {
    gap: 0;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: clamp(48px, 6vw, 92px);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--header-offset) + 32px);
    align-self: start;
    padding: 0;
    border: 0;
  }

  .page-privacy .privacy-index__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .privacy-content {
    max-width: 40em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-hero::before {
    animation: none;
  }

  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    animation: none !important;
    transition: none !important;
  }
}