/* ===== 数据与隐私 · 页面专属样式 ===== */

.page-privacy {
  position: relative;
  isolation: isolate;
  color: var(--fx-ink);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-privacy::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(43, 50, 61, .55) 1px, transparent 1px),
    linear-gradient(180deg, rgba(43, 50, 61, .55) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: .26;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 14%, #000 86%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 14%, #000 86%, transparent);
}

/* --- 首屏 --- */
.page-privacy .privacy-hero {
  position: relative;
  z-index: 1;
  overflow: hidden;
  min-height: 280px;
  border-bottom: 1px solid var(--fx-line);
}

.page-privacy .privacy-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .26;
  filter: saturate(.75) contrast(1.05);
}

.page-privacy .privacy-hero__veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(130% 100% at 8% 0%, rgba(255, 90, 31, .32), transparent 58%),
    linear-gradient(180deg, rgba(13, 16, 21, .35), var(--fx-bg) 94%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(48px, 9vw, 92px);
  padding-bottom: clamp(34px, 5vw, 56px);
}

.page-privacy .privacy-hero__copy {
  max-width: 46rem;
}

.page-privacy .privacy-crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  font-size: 13px;
  letter-spacing: .04em;
}

.page-privacy .privacy-crumbs__link {
  color: var(--fx-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-privacy .privacy-crumbs__link:hover,
.page-privacy .privacy-crumbs__link:focus-visible {
  color: var(--fx-mint);
  border-bottom-color: var(--fx-mint);
}

.page-privacy .privacy-crumbs__sep {
  color: var(--fx-line);
}

.page-privacy .privacy-crumbs__now {
  color: var(--fx-text-soft);
}

.page-privacy .privacy-hero__title {
  margin: 12px 0 0;
  font-family: var(--fx-serif);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--fx-ink);
}

.page-privacy .privacy-hero__copy .lead {
  margin-top: 18px;
}

/* --- 章节导航 --- */
.page-privacy .privacy-toc {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(13, 16, 21, .9);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--fx-line);
}

.page-privacy .privacy-toc__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.page-privacy .privacy-toc__label {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--fx-muted);
}

.page-privacy .privacy-toc__list {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 2px 2px 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--fx-line);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--fx-text-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--fx-ink);
  border-color: var(--fx-orange);
  background: rgba(255, 90, 31, .14);
}

/* --- 正文 --- */
.page-privacy .privacy-body {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-doc {
  max-width: 46rem;
  margin-inline: auto;
}

.page-privacy .privacy-clause {
  padding: clamp(32px, 5vw, 56px) 0;
  border-bottom: 1px solid var(--fx-line);
  scroll-margin-top: 88px;
}

.page-privacy .privacy-clause:first-child {
  padding-top: clamp(36px, 6vw, 64px);
}

.page-privacy .privacy-clause:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

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

.page-privacy .privacy-clause__index {
  flex: none;
  font-family: var(--fx-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--fx-orange);
  font-variant-numeric: tabular-nums;
}

.page-privacy .privacy-clause__title {
  margin: 0;
  font-family: var(--fx-serif);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--fx-ink);
  transition: color .2s ease;
}

.page-privacy .privacy-clause:target .privacy-clause__title {
  color: var(--fx-mint);
}

.page-privacy .privacy-text {
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: .01em;
  color: var(--fx-text-soft);
}

.page-privacy .privacy-text + .privacy-text,
.page-privacy .privacy-facts + .privacy-text,
.page-privacy .privacy-folds + .privacy-text {
  margin-top: 16px;
}

.page-privacy .privacy-term {
  color: var(--fx-mint);
  font-weight: 600;
  border-bottom: 1px dashed rgba(38, 245, 194, .5);
}

.page-privacy .privacy-doc a {
  color: var(--fx-mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(38, 245, 194, .35);
  transition: border-color .2s ease;
}

.page-privacy .privacy-doc a:hover,
.page-privacy .privacy-doc a:focus-visible {
  border-bottom-color: var(--fx-mint);
}

/* --- 信息条目 --- */
.page-privacy .privacy-facts {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-facts__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 16px 18px;
  border: 1px solid var(--fx-line);
  border-radius: var(--fx-radius-sm);
  background: var(--fx-layer);
}

.page-privacy .privacy-facts__key {
  font-family: var(--fx-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--fx-orange);
  font-variant-numeric: tabular-nums;
}

.page-privacy .privacy-facts__val {
  font-size: 15px;
  line-height: 1.75;
  color: var(--fx-text-soft);
}

/* --- 权利折叠组 --- */
.page-privacy .privacy-folds {
  margin-top: 22px;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-fold {
  border: 1px solid var(--fx-line);
  border-radius: var(--fx-radius-sm);
  background: var(--fx-layer);
  overflow: hidden;
}

.page-privacy .privacy-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 56px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--fx-ink);
  transition: color .2s ease;
}

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

.page-privacy .privacy-fold__summary::marker {
  content: "";
}

.page-privacy .privacy-fold__summary:hover {
  color: var(--fx-orange-soft);
}

.page-privacy .privacy-fold__summary:focus-visible {
  outline: 2px solid var(--fx-mint);
  outline-offset: -2px;
}

.page-privacy .privacy-fold__icon {
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--fx-muted);
  border-bottom: 2px solid var(--fx-muted);
  transform: rotate(45deg);
  transition: transform .22s ease, border-color .22s ease;
}

.page-privacy .privacy-fold[open] .privacy-fold__icon {
  transform: rotate(-135deg);
  border-color: var(--fx-mint);
}

.page-privacy .privacy-fold__body {
  padding: 0 18px 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fx-text-soft);
}

/* --- 联系区块 --- */
.page-privacy .privacy-contact {
  margin-top: 22px;
  padding: 22px;
  border: 1px solid var(--fx-line);
  border-radius: var(--fx-radius);
  background:
    linear-gradient(135deg, rgba(255, 90, 31, .14), rgba(23, 29, 38, .92) 58%),
    var(--fx-layer);
}

.page-privacy .privacy-contact__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}

.page-privacy .privacy-contact__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--fx-muted);
}

.page-privacy .privacy-contact__value {
  font-size: 15px;
  line-height: 1.7;
  color: var(--fx-ink);
}

.page-privacy .privacy-contact__value--mono {
  font-family: var(--fx-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
  overflow-wrap: anywhere;
}

/* --- 断点 --- */
@media (min-width: 640px) {
  .page-privacy .privacy-hero__title {
    font-size: 40px;
  }

  .page-privacy .privacy-facts__item {
    grid-template-columns: 5.5rem 1fr;
    gap: 16px;
    align-items: baseline;
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: 6.5rem 1fr;
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-clause__title {
    font-size: 32px;
  }

  .page-privacy .privacy-text {
    font-size: 17px;
  }

  .page-privacy .privacy-facts__val,
  .page-privacy .privacy-fold__body,
  .page-privacy .privacy-fold__summary,
  .page-privacy .privacy-contact__value {
    font-size: 16px;
  }
}

@media (min-width: 1040px) {
  .page-privacy .privacy-hero {
    min-height: 340px;
  }

  .page-privacy .privacy-clause {
    scroll-margin-top: 104px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-fold__summary,
  .page-privacy .privacy-fold__icon,
  .page-privacy .privacy-clause__title,
  .page-privacy .privacy-crumbs__link,
  .page-privacy .privacy-doc a {
    transition: none;
  }
}