/* ============ 隐私与数据保护 / page-privacy ============ */
.page-privacy {
  --privacy-rule: rgba(244, 241, 234, .12);
  --privacy-rule-strong: rgba(244, 241, 234, .24);
  --privacy-text: rgba(244, 241, 234, .86);
  --privacy-text-dim: rgba(244, 241, 234, .62);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
}

/* ---------- 刊头 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: 36px 0 58px;
  background:
    radial-gradient(120% 100% at 94% -14%, rgba(43, 76, 140, .46) 0%, rgba(11, 12, 15, 0) 62%),
    linear-gradient(180deg, var(--graphite) 0%, var(--ink) 100%);
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 3px;
  background: linear-gradient(90deg, var(--rosso) 0 20%, var(--blue) 20% 70%, var(--neon) 70% 100%);
  opacity: .85;
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: 28px;
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-privacy .privacy-hero__lead .label {
  display: inline-block;
  margin-bottom: 16px;
}

.page-privacy .privacy-hero__lead .page-title {
  margin: 0 0 18px;
  letter-spacing: -.02em;
}

.page-privacy .privacy-hero__lead .page-lede {
  margin: 0;
  max-width: 42ch;
  color: var(--privacy-text);
  font-size: 17px;
  line-height: 1.8;
}

/* 图形占位卡 */
.page-privacy .privacy-figure {
  margin: 0;
  padding: 10px;
  background: rgba(11, 12, 15, .55);
  border: 1px solid var(--privacy-rule-strong);
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 900 / 560;
  object-fit: cover;
  background: var(--blue-deep);
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-figure__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ash);
}

/* ---------- 目录锚点 ---------- */
.page-privacy .privacy-toc {
  background: rgba(18, 41, 79, .9);
  border-top: 1px solid rgba(43, 76, 140, .55);
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 2px;
  margin: 0;
  padding: 5px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

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

.page-privacy .privacy-toc__list > li {
  flex: none;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 12px;
  white-space: nowrap;
  font-size: 13px;
  color: var(--privacy-text-dim);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__link .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--blue);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--paper);
  background: rgba(43, 76, 140, .28);
  border-bottom-color: var(--neon);
}

.page-privacy .privacy-toc__link:hover .mono,
.page-privacy .privacy-toc__link:focus-visible .mono {
  color: var(--neon);
}

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

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-body {
  padding: 6px 0 76px;
}

.page-privacy .privacy-chapter {
  padding: 42px 0;
  border-bottom: 1px solid var(--privacy-rule);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-chapter__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 26px;
}

.page-privacy .privacy-chapter__num {
  flex: none;
  padding: 3px 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--paper);
  background: var(--blue);
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.5vw, 31px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -.01em;
}

.page-privacy .privacy-chapter__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-privacy .privacy-chapter__main {
  max-width: 72ch;
}

.page-privacy .privacy-chapter__main p {
  margin: 0 0 18px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--privacy-text);
}

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

.page-privacy .privacy-chapter__main h3 {
  margin: 30px 0 10px;
  font-family: var(--font-body);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-privacy .privacy-chapter__main h3:first-child {
  margin-top: 0;
}

.page-privacy .privacy-chapter__main a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--blue);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

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

.page-privacy .privacy-chapter__main a:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

/* 条目列表 */
.page-privacy .privacy-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list > li {
  position: relative;
  margin-bottom: 13px;
  padding-left: 20px;
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--privacy-text);
}

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

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 7px;
  height: 7px;
  background: var(--blue);
  border-radius: 1px;
}

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

/* 要点分隔块 */
.page-privacy .privacy-callout {
  margin: 26px 0;
  padding: 18px 20px;
  background: var(--graphite);
  border-left: 2px solid var(--blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-privacy .privacy-callout p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--privacy-text);
}

/* 边注 */
.page-privacy .privacy-note {
  padding-left: 18px;
  border-left: 2px solid rgba(43, 76, 140, .85);
  color: var(--ash);
  font-size: 13px;
  line-height: 1.78;
}

.page-privacy .privacy-note__title {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--paper);
}

.page-privacy .privacy-note__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-note__list > li {
  padding: 7px 0;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-note__list > li:first-child {
  padding-top: 0;
  border-top: 0;
}

/* ---------- 收尾 ---------- */
.page-privacy .privacy-outro {
  padding: 40px 0 68px;
  background: var(--graphite);
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-outro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.page-privacy .privacy-outro__lead .label {
  display: inline-block;
  margin-bottom: 12px;
}

.page-privacy .privacy-outro__lead p {
  margin: 0;
  max-width: 40ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--privacy-text-dim);
}

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

.page-privacy .privacy-outro__links a {
  display: inline-block;
  padding: 11px 16px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  background: rgba(11, 12, 15, .6);
  border: 1px solid var(--privacy-rule-strong);
  border-radius: var(--radius-sm);
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-outro__links a:hover {
  transform: translateY(-2px);
  border-color: var(--blue);
  background: rgba(43, 76, 140, .26);
}

.page-privacy .privacy-outro__links a:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-privacy .privacy-totop {
  justify-self: start;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ash);
  text-decoration: none;
  border-bottom: 1px solid var(--privacy-rule-strong);
  padding-bottom: 3px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-totop:hover,
.page-privacy .privacy-totop:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

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

/* ---------- 渐进增强 ---------- */
.page-privacy [data-reveal] {
  opacity: 1;
}

.page-privacy.js-ready [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 300ms var(--ease), transform 300ms var(--ease);
}

.page-privacy.js-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 48px 0 68px;
  }

  .page-privacy .privacy-chapter {
    padding: 52px 0;
  }

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

  .page-privacy .privacy-totop {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-toc {
    position: sticky;
    top: 84px;
    z-index: 6;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: end;
  }

  .page-privacy .privacy-chapter__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
    max-width: 1120px;
  }

  .page-privacy .privacy-note {
    padding-left: 22px;
    position: sticky;
    top: 156px;
  }

  .page-privacy .privacy-outro__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 5fr) minmax(0, 2fr);
    gap: 40px;
    align-items: center;
  }

  .page-privacy .privacy-totop {
    grid-column: auto;
    justify-self: end;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-hero {
    padding: 56px 0 84px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy.js-ready [data-reveal],
  .page-privacy.js-ready [data-reveal].is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-privacy .privacy-outro__links a:hover {
    transform: none;
  }
}