.page-privacy {
  --privacy-rail-w: 220px;
  --privacy-flow-w: 60ch;
  --privacy-band: rgba(53, 242, 208, .16);
  --privacy-tint: rgba(108, 59, 255, .10);
}

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  border-bottom-left-radius: var(--r-xl);
  border-bottom-right-radius: var(--r-xl);
  padding: clamp(36px, 7vw, 84px) 0 clamp(40px, 6vw, 72px);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .12;
  filter: saturate(1.1);
}

.page-privacy .privacy-hero__veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 15% 0%, rgba(108, 59, 255, .38), transparent 58%),
    linear-gradient(180deg, rgba(11, 18, 48, .72) 0%, rgba(5, 8, 26, .92) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .crumbs {
  margin-bottom: 20px;
}

.page-privacy .privacy-hero__title {
  margin: 10px 0 0;
  font-size: clamp(36px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
  transform: skewX(-2deg);
  max-width: 16ch;
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.85;
  color: var(--grey);
}

.page-privacy .privacy-hero__glance {
  display: grid;
  gap: 1px;
  margin: 34px 0 0;
  grid-template-columns: 1fr;
  background: var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-privacy .privacy-hero__glance-item {
  background: rgba(22, 31, 71, .86);
  padding: 18px 20px;
}

.page-privacy .privacy-hero__glance-item dt {
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .08em;
  margin: 0 0 6px;
}

.page-privacy .privacy-hero__glance-item dd {
  margin: 0;
  color: var(--paper);
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .privacy-body {
  display: block;
  padding-top: clamp(28px, 5vw, 56px);
  padding-bottom: clamp(32px, 5vw, 64px);
}

/* 章节侧栏 */
.page-privacy .privacy-rail {
  display: none;
}

.page-privacy .privacy-rail__label {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--grey);
  margin: 0 0 14px;
  text-transform: uppercase;
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line-soft);
}

.page-privacy .privacy-rail__link {
  display: block;
  padding: 9px 0 9px 16px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  color: var(--grey);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), padding-left 180ms var(--ease);
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--violet-soft);
  padding-left: 20px;
}

.page-privacy .privacy-rail__link.is-active {
  color: var(--cyan);
  border-left-color: var(--cyan);
  padding-left: 20px;
}

.page-privacy .privacy-rail__switches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-privacy .privacy-tool[data-on] {
  border-color: var(--cyan);
  color: var(--cyan);
}

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

.page-privacy .privacy-chapter {
  position: relative;
  padding: 8px 0 clamp(38px, 6vw, 64px);
}

.page-privacy .privacy-band {
  display: block;
  height: 1px;
  width: 100%;
  margin-bottom: clamp(22px, 3vw, 34px);
  background: linear-gradient(90deg, var(--privacy-band) 0%, rgba(108, 59, 255, .22) 34%, rgba(154, 166, 199, .04) 100%);
}

.page-privacy .privacy-chapter__index {
  margin: 0 0 8px;
  color: var(--violet-soft);
  font-size: 13px;
  letter-spacing: .16em;
}

.page-privacy .privacy-chapter .section-head__title {
  margin: 0 0 18px;
}

.page-privacy .privacy-prose p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper);
  max-width: var(--privacy-flow-w);
}

/* 信息类别 */
.page-privacy .privacy-cards {
  display: grid;
  gap: 14px;
  margin-top: 26px;
  grid-template-columns: 1fr;
}

.page-privacy .privacy-card {
  position: relative;
  padding: 20px 20px 22px;
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(31, 42, 94, .92) 0%, rgba(22, 31, 71, .92) 100%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lift);
}

.page-privacy .privacy-card::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  width: 34px;
  height: 3px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.page-privacy .privacy-card__title {
  margin: 6px 0 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-card__scene {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cyan);
}

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

.page-privacy .privacy-card__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey);
}

.page-privacy .privacy-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--violet-soft);
}

/* 折叠 */
.page-privacy .privacy-acc-group {
  margin-top: 20px;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-acc {
  border-radius: var(--r-md);
  background: rgba(31, 42, 94, .55);
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-privacy .privacy-acc .acc__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  background: none;
  border: 0;
  color: var(--paper);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.page-privacy .privacy-acc .acc__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-privacy .privacy-acc .acc__icon {
  color: var(--cyan);
  font-size: 18px;
  line-height: 1;
}

.page-privacy .privacy-acc__panel {
  padding: 0 18px 16px;
}

.page-privacy .privacy-acc__panel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--grey);
  max-width: var(--privacy-flow-w);
}

/* 用途链路 */
.page-privacy .privacy-lanes {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-lane {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 18px;
  border-radius: var(--r-md);
  background: rgba(22, 31, 71, .72);
  border-left: 3px solid var(--violet);
}

.page-privacy .privacy-lane__num {
  color: var(--cyan);
  font-size: 15px;
  letter-spacing: .1em;
}

.page-privacy .privacy-lane__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-lane p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--grey);
  max-width: var(--privacy-flow-w);
}

/* 时间刻度 */
.page-privacy .privacy-timeline {
  margin-top: 24px;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-privacy .privacy-timeline__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(16, 23, 54, .9);
  border-top: 1px solid var(--line-soft);
}

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

.page-privacy .privacy-timeline__row--head {
  display: none;
}

.page-privacy .privacy-timeline__key {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-timeline__cycle {
  display: inline-block;
  justify-self: start;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  background: rgba(53, 242, 208, .12);
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-privacy .privacy-timeline__note {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--grey);
}

.page-privacy .privacy-shield {
  margin-top: 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-privacy .privacy-shield__item {
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(108, 59, 255, .16), rgba(11, 18, 48, .4));
  border: 1px solid var(--line);
}

.page-privacy .privacy-shield__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-shield__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey);
}

/* 共享 */
.page-privacy .privacy-share {
  margin-top: 24px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-privacy .privacy-share__col {
  padding: 20px;
  border-radius: var(--r-lg);
  background: rgba(22, 31, 71, .8);
  border-top: 2px solid var(--cyan);
}

.page-privacy .privacy-share__title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

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

.page-privacy .privacy-share__list li {
  position: relative;
  padding-left: 15px;
  margin-bottom: 9px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey);
}

.page-privacy .privacy-share__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
}

/* 权利 */
.page-privacy .privacy-rights {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-privacy .privacy-right {
  padding: 20px;
  border-radius: var(--r-lg);
  background: rgba(16, 23, 54, .78);
  border: 1px solid var(--line-soft);
}

.page-privacy .privacy-right__icon {
  width: 34px;
  height: 34px;
  color: var(--cyan);
  display: block;
}

.page-privacy .privacy-right__title {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-right p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--grey);
}

.page-privacy .privacy-apply {
  margin-top: 22px;
  padding: 22px;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(108, 59, 255, .22), rgba(255, 138, 61, .10));
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-privacy .privacy-apply__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
  max-width: var(--privacy-flow-w);
}

.page-privacy .privacy-apply__mail {
  margin: 0;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--cyan);
  word-break: break-all;
}

/* 未成年人 */
.page-privacy .privacy-minors {
  margin-top: 24px;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-privacy .privacy-minors__block {
  padding: 20px;
  border-radius: var(--r-lg);
  background: rgba(22, 31, 71, .74);
  border-left: 3px solid var(--amber);
}

.page-privacy .privacy-minors__title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

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

.page-privacy .privacy-minors__list li {
  position: relative;
  padding-left: 15px;
  margin-bottom: 9px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey);
}

.page-privacy .privacy-minors__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--amber);
}

/* 联系与更新 */
.page-privacy .privacy-contact {
  margin-top: 24px;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-privacy .privacy-contact__item {
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: rgba(31, 42, 94, .7);
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.page-privacy .privacy-contact__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--grey);
}

.page-privacy .privacy-contact__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-all;
}

.page-privacy .privacy-update {
  margin-top: 24px;
  padding: 20px 22px;
  border-radius: var(--r-lg);
  background: rgba(11, 18, 48, .8);
  border: 1px dashed var(--line);
}

.page-privacy .privacy-update p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--grey);
  max-width: var(--privacy-flow-w);
}

.page-privacy .privacy-update a {
  color: var(--violet-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(167, 139, 255, .4);
}

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

.page-privacy .privacy-back {
  margin: 26px 0 0;
  font-size: 14px;
}

.page-privacy .privacy-back a {
  color: var(--cyan);
  text-decoration: none;
}

.page-privacy .privacy-back a:hover,
.page-privacy .privacy-back a:focus-visible {
  text-decoration: underline;
}

/* 放大字号模式 */
.page-privacy[data-zoom="on"] .privacy-prose p,
.page-privacy[data-zoom="on"] .privacy-chapter .section-head__title,
.page-privacy[data-zoom="on"] .privacy-card__title,
.page-privacy[data-zoom="on"] .privacy-lane__title {
  font-size: 1.15em;
}

.page-privacy[data-zoom="on"] .privacy-card__list li,
.page-privacy[data-zoom="on"] .privacy-share__list li,
.page-privacy[data-zoom="on"] .privacy-minors__list li,
.page-privacy[data-zoom="on"] .privacy-right p {
  font-size: 1.1em;
}

/* 高对比模式 */
.page-privacy[data-contrast="on"] {
  background: var(--ink-950);
}

.page-privacy[data-contrast="on"] .privacy-card,
.page-privacy[data-contrast="on"] .privacy-share__col,
.page-privacy[data-contrast="on"] .privacy-right,
.page-privacy[data-contrast="on"] .privacy-minors__block,
.page-privacy[data-contrast="on"] .privacy-contact__item,
.page-privacy[data-contrast="on"] .privacy-shield__item,
.page-privacy[data-contrast="on"] .privacy-lane {
  background: #000;
  border-color: var(--cyan);
}

.page-privacy[data-contrast="on"] .privacy-prose p,
.page-privacy[data-contrast="on"] .privacy-card__list li,
.page-privacy[data-contrast="on"] .privacy-share__list li,
.page-privacy[data-contrast="on"] .privacy-minors__list li,
.page-privacy[data-contrast="on"] .privacy-right p,
.page-privacy[data-contrast="on"] .privacy-lane p,
.page-privacy[data-contrast="on"] .privacy-update p {
  color: #fff;
}

.page-privacy[data-contrast="on"] .privacy-card__scene,
.page-privacy[data-contrast="on"] .privacy-timeline__cycle,
.page-privacy[data-contrast="on"] .privacy-apply__mail {
  color: var(--amber);
}

.page-privacy[data-contrast="on"] .privacy-timeline__row {
  background: #000;
}

/* 平板 */
@media (min-width: 720px) {
  .page-privacy .privacy-hero__glance {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .page-privacy .privacy-timeline__row {
    grid-template-columns: 1.1fr 0.8fr 1.6fr;
    align-items: center;
    gap: 16px;
    padding: 16px 22px;
  }

  .page-privacy .privacy-timeline__row--head {
    display: grid;
    background: rgba(31, 42, 94, .85);
  }

  .page-privacy .privacy-timeline__row--head span {
    font-size: 12px;
    letter-spacing: .12em;
    color: var(--cyan);
  }

  .page-privacy .privacy-timeline__cycle {
    justify-self: start;
  }

  .page-privacy .privacy-shield,
  .page-privacy .privacy-share,
  .page-privacy .privacy-minors,
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .page-privacy .privacy-apply {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
  }
}

/* 桌面：左栏锚点 + 右侧内容流 */
@media (min-width: 1000px) {
  .page-privacy .privacy-body {
    display: grid;
    grid-template-columns: var(--privacy-rail-w) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-rail {
    display: block;
    position: sticky;
    top: 96px;
    padding-bottom: 20px;
  }

  .page-privacy .privacy-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-lanes {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .page-privacy .privacy-shield {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-share {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-rights {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail__link {
    transition: none;
  }
}