.page-privacy {
  --privacy-rule: var(--c-grid);
  --privacy-panel: var(--c-navy);
  color: var(--c-text);
  padding-bottom: 96px;
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-hero {
  position: relative;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-blue) 16%, var(--c-orange) 62%, transparent);
  opacity: 0.72;
  pointer-events: none;
}

.page-privacy .privacy-hero .wrap {
  padding-top: 36px;
  padding-bottom: 36px;
}

.page-privacy .privacy-hero__kicker {
  display: block;
  margin: 22px 0 0;
  color: var(--c-blue-soft);
}

.page-privacy .privacy-hero__title {
  margin: 14px 0 0;
  max-width: 20em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4.4vw, 3rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--c-bright);
}

.page-privacy .privacy-hero__lede {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--c-text);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--c-blue-soft);
}

.page-privacy .privacy-hero__meta li {
  position: relative;
  font-family: var(--font-mono);
}

.page-privacy .privacy-hero__meta li + li::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 50%;
  width: 6px;
  height: 1px;
  background: var(--c-grid);
}

.page-privacy .privacy-band {
  position: relative;
  margin: 0;
  border-top: 1px solid var(--privacy-rule);
  border-bottom: 1px solid var(--privacy-rule);
  overflow: hidden;
  background: var(--c-void);
}

.page-privacy .privacy-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(6, 8, 12, 0.86) 0%, rgba(10, 132, 255, 0.12) 46%, rgba(255, 107, 53, 0.16) 100%);
  pointer-events: none;
}

.page-privacy .privacy-band img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 3;
  object-fit: cover;
}

.page-privacy .privacy-band__caption {
  position: absolute;
  left: var(--gutter);
  bottom: 14px;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--c-bright);
  opacity: 0.82;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-top: 44px;
}

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

.page-privacy .privacy-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--c-blue-soft);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 20px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc__item {
  white-space: nowrap;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  min-height: 32px;
  padding: 6px 0;
  font-size: 0.875rem;
  color: var(--c-text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease-speed), border-color 180ms var(--ease-speed);
}

.page-privacy .privacy-toc__link .num {
  font-size: 0.6875rem;
  color: var(--c-orange);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--c-bright);
  border-bottom-color: var(--c-blue);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-flow {
  min-width: 0;
}

.page-privacy .clause {
  padding: 40px 0;
  border-top: 1px solid var(--privacy-rule);
  scroll-margin-top: 96px;
}

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

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

.page-privacy .clause__num {
  flex: none;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--c-orange);
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1.26;
  letter-spacing: -0.005em;
  color: var(--c-bright);
}

.page-privacy .clause__lede,
.page-privacy .clause p {
  max-width: 44em;
  margin: 0 0 1.05em;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-text);
}

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

.page-privacy .clause__note {
  max-width: 44em;
  margin-top: 24px !important;
  padding: 18px 20px;
  background: var(--privacy-panel);
  border-left: 2px solid var(--c-orange);
  font-size: 0.9375rem !important;
  line-height: 1.75;
  transition: border-color 220ms var(--ease-speed);
}

.page-privacy .clause__note:hover {
  border-left-color: var(--c-orange-soft);
}

.page-privacy .privacy-mail {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--c-blue-soft);
  word-break: break-all;
}

/* ---------- 01 信息分组 ---------- */
.page-privacy .datum {
  margin: 26px 0 0;
}

.page-privacy .datum__row {
  padding: 20px 0;
  border-top: 1px solid var(--privacy-rule);
}

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

.page-privacy .datum__term {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-bright);
}

.page-privacy .datum__idx {
  flex: none;
  padding: 1px 7px;
  border: 1px solid var(--c-grid);
  font-size: 0.6875rem;
  color: var(--c-blue);
}

.page-privacy .datum__desc {
  margin: 0;
  max-width: 44em;
  font-size: 0.9688rem;
  line-height: 1.8;
  color: var(--c-text);
}

/* ---------- 02 用途 ---------- */
.page-privacy .uses {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  counter-reset: use;
}

.page-privacy .uses__item {
  position: relative;
  counter-increment: use;
  padding: 18px 0 18px 30px;
  border-top: 1px solid var(--privacy-rule);
}

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

.page-privacy .uses__item::before {
  content: counter(use, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--c-blue-soft);
}

.page-privacy .uses__item::after {
  content: "";
  position: absolute;
  left: 22px;
  bottom: -6px;
  width: 26px;
  height: 1px;
  background: var(--c-orange);
  transform: skewX(-8deg);
  opacity: 0;
  transition: opacity 200ms var(--ease-speed);
}

.page-privacy .uses__item:hover::after {
  opacity: 1;
}

.page-privacy .uses__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--c-bright);
}

.page-privacy .uses__text {
  margin: 0;
  max-width: 42em;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--c-text);
}

/* ---------- 03 留存 ---------- */
.page-privacy .retention {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-privacy .retention__item {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--privacy-rule);
}

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

.page-privacy .retention__label {
  font-family: var(--font-head);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-blue);
}

.page-privacy .retention__text {
  max-width: 42em;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--c-text);
}

.page-privacy .share-block {
  margin-top: 30px;
  padding: 22px 22px 24px;
  border: 1px solid var(--privacy-rule);
  background: linear-gradient(135deg, rgba(10, 132, 255, 0.09), rgba(255, 107, 53, 0.07));
  transition: border-color 220ms var(--ease-speed);
}

.page-privacy .share-block:hover {
  border-color: var(--c-blue);
}

.page-privacy .share-block__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--c-bright);
}

.page-privacy .share-block__text {
  margin: 0;
  max-width: 44em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--c-text);
}

/* ---------- 04 步骤 ---------- */
.page-privacy .steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--privacy-rule);
  border: 1px solid var(--privacy-rule);
}

.page-privacy .steps__item {
  padding: 20px 20px 22px;
  background: var(--c-void);
}

.page-privacy .steps__num {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-privacy .steps__title {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-size: 1rem;
  line-height: 1.4;
  color: var(--c-bright);
}

.page-privacy .steps__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-text);
}

/* ---------- 结尾链接 ---------- */
.page-privacy .clause--tail {
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .next-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 6px;
  background: var(--privacy-rule);
  border: 1px solid var(--privacy-rule);
}

.page-privacy .next-link {
  display: block;
  padding: 20px;
  background: var(--c-void);
  color: inherit;
  text-decoration: none;
  transition: background 200ms var(--ease-speed);
}

.page-privacy .next-link:hover,
.page-privacy .next-link:focus-visible {
  background: var(--privacy-panel);
}

.page-privacy .next-link__kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--c-blue-soft);
}

.page-privacy .next-link__title {
  display: block;
  margin-top: 10px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--c-bright);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-body {
    gap: 44px;
  }

  .page-privacy .retention__item {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 0 24px;
  }

  .page-privacy .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .next-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .clause__lede,
  .page-privacy .clause p {
    font-size: 1.0313rem;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-hero .wrap {
    padding-top: 56px;
    padding-bottom: 48px;
  }

  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) 212px;
    column-gap: 64px;
    padding-top: 56px;
  }

  .page-privacy .privacy-flow {
    grid-area: 1 / 1;
    max-width: 46rem;
  }

  .page-privacy .privacy-toc {
    grid-area: 1 / 2;
    align-self: start;
    position: sticky;
    top: 88px;
    padding: 0;
    border-top: 0;
    border-bottom: 0;
  }

  .page-privacy .privacy-toc__title {
    padding-bottom: 10px;
    border-bottom: 1px solid var(--privacy-rule);
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }

  .page-privacy .privacy-toc__item {
    white-space: normal;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    align-items: baseline;
    gap: 10px;
    width: 100%;
    padding: 10px 0;
    font-size: 0.875rem;
    line-height: 1.5;
    border-bottom: 1px solid var(--privacy-rule);
  }

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

@media (min-width: 1280px) {
  .page-privacy .privacy-flow {
    max-width: 48rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .uses__item::after,
  .page-privacy .clause__note,
  .page-privacy .share-block,
  .page-privacy .next-link {
    transition: none;
  }
}