.page-privacy {
  --privacy-rail: 118px;
  position: relative;
  background-color: var(--arc-void);
  background-image:
    radial-gradient(120% 70% at 88% -10%, rgba(124, 77, 255, .20), transparent 62%),
    linear-gradient(rgba(201, 216, 255, .04) 1px, transparent 1px);
  background-size: auto, 100% 46px;
  padding-top: clamp(104px, 13vw, 152px);
  padding-bottom: clamp(64px, 8vw, 110px);
}

.page-privacy .privacy-hero {
  max-width: 900px;
  margin-top: 26px;
}

.page-privacy .privacy-hero__title {
  margin: 12px 0 0;
}

.page-privacy .privacy-hero__lede {
  margin: 20px 0 0;
  max-width: 720px;
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--arc-font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--arc-mist);
}

.page-privacy .privacy-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.page-privacy .privacy-hero__meta li::before {
  content: "";
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  background: var(--arc-cyan);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 100%, 0 100%);
}

/* 条款定位条 */
.page-privacy .privacy-toc {
  margin-top: clamp(30px, 4vw, 48px);
  border-top: 1px solid var(--arc-line);
  border-bottom: 1px solid var(--arc-line);
  padding-block: 14px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 2px;
  list-style: none;
  min-width: max-content;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 2px solid var(--arc-line-strong);
  border-radius: 999px;
  color: var(--arc-ice);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .02em;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .2s var(--arc-ease), color .2s var(--arc-ease), background-color .2s var(--arc-ease), transform .2s var(--arc-ease);
}

.page-privacy .privacy-toc__num {
  font-family: var(--arc-font-mono);
  font-size: 12px;
  color: var(--arc-mist);
  transition: color .2s var(--arc-ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  border-color: var(--arc-cyan);
  color: var(--arc-cyan);
  background-color: rgba(52, 241, 211, .08);
  transform: translateY(-2px);
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  color: var(--arc-cyan);
}

/* 条款主体 */
.page-privacy .privacy-clauses {
  counter-reset: clause;
  margin-top: clamp(18px, 3vw, 32px);
}

.page-privacy .privacy-clause {
  position: relative;
  counter-increment: clause;
  padding-block: clamp(34px, 4.4vw, 52px);
  border-top: 1px solid var(--arc-line);
  scroll-margin-top: 120px;
}

.page-privacy .privacy-clause:first-child {
  border-top-color: transparent;
}

.page-privacy .privacy-clause::before {
  content: counter(clause, decimal-leading-zero);
  display: block;
  margin-bottom: 12px;
  font-family: var(--arc-font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--arc-mist);
  transition: color .22s var(--arc-ease);
}

.page-privacy .privacy-clause:hover::before,
.page-privacy .privacy-clause:focus-within::before {
  color: var(--arc-cyan);
}

.page-privacy .privacy-clause__title {
  margin: 0 0 18px;
  font-family: var(--arc-font-head);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--arc-ice);
}

.page-privacy .privacy-clause__body {
  max-width: 720px;
}

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

.page-privacy .privacy-clause__body p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--arc-ice);
}

/* 场景列表 */
.page-privacy .privacy-scenes {
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy .privacy-scenes__row {
  display: grid;
  gap: 7px;
  padding: 16px 0;
  border-top: 1px dashed var(--arc-line);
}

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

.page-privacy .privacy-scenes__row dt {
  font-family: var(--arc-font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--arc-cyan);
}

.page-privacy .privacy-scenes__row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--arc-ice);
}

.page-privacy .privacy-scenes__why {
  color: var(--arc-mist);
}

/* 使用目的列表 */
.page-privacy .privacy-goals {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-goals li {
  position: relative;
  padding: 14px 0 14px 24px;
  border-top: 1px dashed var(--arc-line);
  font-size: 16px;
  line-height: 1.8;
  color: var(--arc-ice);
}

.page-privacy .privacy-goals li:first-child {
  border-top: 0;
}

.page-privacy .privacy-goals li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 25px;
  width: 10px;
  height: 10px;
  background: var(--arc-ember);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 100%, 0 100%);
}

.page-privacy .privacy-goals strong {
  display: block;
  font-family: var(--arc-font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--arc-ice);
}

/* 图 */
.page-privacy .privacy-figure {
  margin: 32px 0 0;
  max-width: 900px;
  border: 2px solid var(--arc-line-strong);
  border-radius: var(--arc-radius-lg);
  background: var(--arc-abyss);
  box-shadow: var(--arc-shadow);
  overflow: hidden;
}

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

.page-privacy .privacy-figure figcaption {
  padding: 14px 20px;
  border-top: 1px solid var(--arc-line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--arc-mist);
}

/* 重点色块 */
.page-privacy .privacy-callout {
  position: relative;
  margin: 28px 0 0;
  padding: 20px 24px 20px 26px;
  background: var(--arc-teal);
  border-left: 3px solid var(--arc-cyan);
  border-radius: 0 var(--arc-radius) var(--arc-radius) 0;
}

.page-privacy .privacy-callout p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--arc-ice);
}

/* 期限表 */
.page-privacy .privacy-terms {
  margin: 4px 0 22px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-terms li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 18px;
  padding: 14px 0;
  border-top: 1px dashed var(--arc-line);
  font-size: 16px;
  color: var(--arc-ice);
}

.page-privacy .privacy-terms li:first-child {
  border-top: 0;
}

.page-privacy .privacy-terms__key {
  font-family: var(--arc-font-head);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.page-privacy .privacy-terms__val {
  font-family: var(--arc-font-mono);
  font-size: 15px;
  letter-spacing: .03em;
  color: var(--arc-cyan);
  text-align: right;
}

/* 术语浮层 */
.page-privacy .privacy-term {
  position: relative;
  border-bottom: 1px dashed rgba(52, 241, 211, .6);
  color: var(--arc-cyan);
  cursor: help;
}

.page-privacy .privacy-term::after {
  content: attr(data-def);
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: max-content;
  max-width: min(288px, 76vw);
  padding: 10px 13px;
  background: var(--arc-indigo);
  border: 1px solid var(--arc-line-strong);
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--arc-ice);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  pointer-events: none;
  z-index: 3;
  transition: opacity .2s var(--arc-ease), transform .2s var(--arc-ease), visibility .2s var(--arc-ease);
}

.page-privacy .privacy-term:hover::after,
.page-privacy .privacy-term:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 路径入口 */
.page-privacy .privacy-path {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-path a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 17px;
  border: 2px solid var(--arc-line-strong);
  border-radius: 999px;
  color: var(--arc-ice);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .2s var(--arc-ease), color .2s var(--arc-ease), transform .2s var(--arc-ease);
}

.page-privacy .privacy-path a::after {
  content: "→";
  color: var(--arc-cyan);
  font-family: var(--arc-font-mono);
}

.page-privacy .privacy-path a:hover,
.page-privacy .privacy-path a:focus-visible {
  border-color: var(--arc-cyan);
  color: var(--arc-cyan);
  transform: translateX(4px);
}

/* 桌面端悬挂编号 */
@media (min-width: 900px) {
  .page-privacy .privacy-clause {
    padding-left: var(--privacy-rail);
  }

  .page-privacy .privacy-clause::before {
    position: absolute;
    left: 0;
    top: clamp(36px, 4.6vw, 54px);
    width: 92px;
    margin-bottom: 0;
    text-align: right;
    font-size: 18px;
  }

  .page-privacy .privacy-scenes__row {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 22px;
  }

  .page-privacy .privacy-clause__body p,
  .page-privacy .privacy-lede {
    font-size: 17px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-clause__body {
    max-width: 760px;
  }
}

/* 窄屏防溢出 */
@media (max-width: 560px) {
  .page-privacy .privacy-terms li {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .privacy-terms__val {
    text-align: left;
  }

  .page-privacy .privacy-path a {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-term::after,
  .page-privacy .privacy-clause::before,
  .page-privacy .privacy-path a {
    transition: none;
  }

  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible,
  .page-privacy .privacy-path a:hover,
  .page-privacy .privacy-path a:focus-visible {
    transform: none;
  }
}